diff options
Diffstat (limited to 'target/linux/at91-2.6/image/romboot/patches/002-Add-SD-Card.patch')
| -rw-r--r-- | target/linux/at91-2.6/image/romboot/patches/002-Add-SD-Card.patch | 1822 |
1 files changed, 0 insertions, 1822 deletions
diff --git a/target/linux/at91-2.6/image/romboot/patches/002-Add-SD-Card.patch b/target/linux/at91-2.6/image/romboot/patches/002-Add-SD-Card.patch deleted file mode 100644 index 8ed0db9..0000000 --- a/target/linux/at91-2.6/image/romboot/patches/002-Add-SD-Card.patch +++ /dev/null @@ -1,1822 +0,0 @@ -diff -urN romboot.old/asm_mci_isr.S romboot/asm_mci_isr.S ---- romboot.old/asm_mci_isr.S 1970-01-01 01:00:00.000000000 +0100 -+++ romboot/asm_mci_isr.S 2007-03-22 18:52:05.000000000 +0100 -@@ -0,0 +1,75 @@ -+#include <AT91RM9200_inc.h> -+ -+#define ARM_MODE_USER 0x10 -+#define ARM_MODE_FIQ 0x11 -+#define ARM_MODE_IRQ 0x12 -+#define ARM_MODE_SVC 0x13 -+#define ARM_MODE_ABORT 0x17 -+#define ARM_MODE_UNDEF 0x1B -+#define ARM_MODE_SYS 0x1F -+ -+#define I_BIT 0x80 -+#define F_BIT 0x40 -+#define T_BIT 0x20 -+ -+ -+/* ----------------------------------------------------------------------------- -+ AT91F_ASM_MCI_Handler -+ --------------------- -+ Handler called by the AIC -+ -+ Save context -+ Call C handler -+ Restore context -+ ----------------------------------------------------------------------------- */ -+ -+.global AT91F_ASM_MCI_Handler -+ -+AT91F_ASM_MCI_Handler: -+/* Adjust and save LR_irq in IRQ stack */ -+ sub r14, r14, #4 -+ stmfd sp!, {r14} -+ -+/* Write in the IVR to support Protect Mode -+ No effect in Normal Mode -+ De-assert the NIRQ and clear the source in Protect Mode */ -+ ldr r14, =AT91C_BASE_AIC -+ str r14, [r14, #AIC_IVR] -+ -+/* Save SPSR and r0 in IRQ stack */ -+ mrs r14, SPSR -+ stmfd sp!, {r0, r14} -+ -+/* Enable Interrupt and Switch in SYS Mode */ -+ mrs r0, CPSR -+ bic r0, r0, #I_BIT -+ orr r0, r0, #ARM_MODE_SYS -+ msr CPSR_c, r0 -+ -+/* Save scratch/used registers and LR in User Stack */ -+ stmfd sp!, { r1-r3, r12, r14} -+ -+ ldr r1, =AT91F_MCI_Handler -+ mov r14, pc -+ bx r1 -+ -+/* Restore scratch/used registers and LR from User Stack */ -+ ldmia sp!, { r1-r3, r12, r14} -+ -+/* Disable Interrupt and switch back in IRQ mode */ -+ mrs r0, CPSR -+ bic r0, r0, #ARM_MODE_SYS -+ orr r0, r0, #I_BIT | ARM_MODE_IRQ -+ msr CPSR_c, r0 -+ -+/* Mark the End of Interrupt on the AIC */ -+ ldr r0, =AT91C_BASE_AIC -+ str r0, [r0, #AIC_EOICR] -+ -+/* Restore SPSR_irq and r0 from IRQ stack */ -+ ldmia sp!, {r0, r14} -+ msr SPSR_cxsf, r14 -+ -+/* Restore adjusted LR_irq from IRQ stack directly in the PC */ -+ ldmia sp!, {pc}^ -+ -diff -urN romboot.old/compile romboot/compile ---- romboot.old/compile 2004-08-04 18:24:24.000000000 +0200 -+++ romboot/compile 1970-01-01 01:00:00.000000000 +0100 -@@ -1,35 +0,0 @@ --#!/bin/sh -- --OUTPUT=romboot -- --CROSS=/space/arm/buildroot/build_arm_nofpu/staging_dir/bin/arm-linux- --#CROSS=/opt/cross/bin/arm-linux- --#GCC="$CROSS"gcc --GCC="$CROSS"gcc-msoft-float --LD="$CROSS"ld --OBJCOPY="$CROSS"objcopy --SIZE="$CROSS"size --OBJDUMP="$CROSS"objdump -- --LDFLAGS="-T elf32-littlearm.lds -Ttext 0" -- --$GCC asm_isr.S -c -Iinclude --$GCC cstartup_ram.S -c -Iinclude --$GCC jump.S -c -Iinclude --$GCC at45.cpp -c -Iinclude -Os --$GCC com.cpp -c -Iinclude -Os --$GCC dataflash.cpp -c -Iinclude -Os --$GCC init.cpp -c -Iinclude -Os --$GCC main.cpp -c -Iinclude -Os --$GCC -c stdio.cpp -Os --$GCC -c _udivsi3.S --$GCC -c _umodsi3.S --$GCC -c div0.c -Os -- --$LD cstartup_ram.o asm_isr.o jump.o at45.o com.o dataflash.o init.o main.o stdio.o _udivsi3.o _umodsi3.o div0.o -o $OUTPUT.out $LDFLAGS -n -- --$OBJCOPY $OUTPUT.out -O binary $OUTPUT.bin -- --$OBJDUMP -h -s $OUTPUT.out > $OUTPUT.lss -- --$SIZE $OUTPUT.out -diff -urN romboot.old/include/AT91C_MCI_Device.h romboot/include/AT91C_MCI_Device.h ---- romboot.old/include/AT91C_MCI_Device.h 1970-01-01 01:00:00.000000000 +0100 -+++ romboot/include/AT91C_MCI_Device.h 2007-03-22 18:53:51.000000000 +0100 -@@ -0,0 +1,379 @@ -+//*--------------------------------------------------------------------------- -+//* ATMEL Microcontroller Software Support - ROUSSET - -+//*--------------------------------------------------------------------------- -+//* The software is delivered "AS IS" without warranty or condition of any -+//* kind, either express, implied or statutory. This includes without -+//* limitation any warranty or condition with respect to merchantability or -+//* fitness for any particular purpose, or against the infringements of -+//* intellectual property rights of others. -+//*--------------------------------------------------------------------------- -+//* File Name : AT91C_MCI_Device.h -+//* Object : Data Flash Atmel Description File -+//* Translator : -+//* -+//* 1.0 26/11/02 FB : Creation -+//*--------------------------------------------------------------------------- -+ -+#ifndef AT91C_MCI_Device_h -+#define AT91C_MCI_Device_h -+ -+#include "AT91RM9200.h" -+#include "lib_AT91RM9200.h" -+ -+typedef unsigned int AT91S_MCIDeviceStatus; -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+ -+#define AT91C_CARD_REMOVED 0 -+#define AT91C_MMC_CARD_INSERTED 1 -+#define AT91C_SD_CARD_INSERTED 2 -+ -+#define AT91C_NO_ARGUMENT 0x0 -+ -+#define AT91C_FIRST_RCA 0xCAFE -+#define AT91C_MAX_MCI_CARDS 10 -+ -+#define AT91C_BUS_WIDTH_1BIT 0x00 -+#define AT91C_BUS_WIDTH_4BITS 0x02 -+ -+/* Driver State */ -+#define AT91C_MCI_IDLE 0x0 -+#define AT91C_MCI_TIMEOUT_ERROR 0x1 -+#define AT91C_MCI_RX_SINGLE_BLOCK 0x2 -+#define AT91C_MCI_RX_MULTIPLE_BLOCK 0x3 -+#define AT91C_MCI_RX_STREAM 0x4 -+#define AT91C_MCI_TX_SINGLE_BLOCK 0x5 -+#define AT91C_MCI_TX_MULTIPLE_BLOCK 0x6 -+#define AT91C_MCI_TX_STREAM 0x7 -+ -+/* TimeOut */ -+#define AT91C_TIMEOUT_CMDRDY 30 -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+// MMC & SDCard Structures -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+ -+/*-----------------------------------------------*/ -+/* SDCard Device Descriptor Structure Definition */ -+/*-----------------------------------------------*/ -+typedef struct _AT91S_MciDeviceDesc -+{ -+ volatile unsigned char state; -+ unsigned char SDCard_bus_width; -+ -+} AT91S_MciDeviceDesc, *AT91PS_MciDeviceDesc; -+ -+/*---------------------------------------------*/ -+/* MMC & SDCard Structure Device Features */ -+/*---------------------------------------------*/ -+typedef struct _AT91S_MciDeviceFeatures -+{ -+ unsigned char Card_Inserted; // (0=AT91C_CARD_REMOVED) (1=AT91C_MMC_CARD_INSERTED) (2=AT91C_SD_CARD_INSERTED) -+ unsigned int Relative_Card_Address; // RCA -+ unsigned int Max_Read_DataBlock_Length; // 2^(READ_BL_LEN) in CSD -+ unsigned int Max_Write_DataBlock_Length; // 2^(WRITE_BL_LEN) in CSD -+ unsigned char Read_Partial; // READ_BL_PARTIAL -+ unsigned char Write_Partial; // WRITE_BL_PARTIAL -+ unsigned char Erase_Block_Enable; // ERASE_BLK_EN -+ unsigned char Read_Block_Misalignment; // READ_BLK_MISALIGN -+ unsigned char Write_Block_Misalignment; // WRITE_BLK_MISALIGN -+ unsigned char Sector_Size; // SECTOR_SIZE -+ unsigned int Memory_Capacity; // Size in bits of the device -+ -+} AT91S_MciDeviceFeatures, *AT91PS_MciDeviceFeatures ; -+ -+/*---------------------------------------------*/ -+/* MCI Device Structure Definition */ -+/*---------------------------------------------*/ -+typedef struct _AT91S_MciDevice -+{ -+ AT91PS_MciDeviceDesc pMCI_DeviceDesc; // MCI device descriptor -+ AT91PS_MciDeviceFeatures pMCI_DeviceFeatures;// Pointer on a MCI device features array -+}AT91S_MciDevice, *AT91PS_MciDevice; -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+// MCI_CMD Register Value -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+#define AT91C_POWER_ON_INIT (0 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_INIT | AT91C_MCI_OPDCMD) -+ -+///////////////////////////////////////////////////////////////// -+// Class 0 & 1 commands: Basic commands and Read Stream commands -+///////////////////////////////////////////////////////////////// -+ -+#define AT91C_GO_IDLE_STATE_CMD (0 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE ) -+#define AT91C_MMC_GO_IDLE_STATE_CMD (0 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_OPDCMD) -+#define AT91C_MMC_SEND_OP_COND_CMD (1 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_OPDCMD) -+#define AT91C_ALL_SEND_CID_CMD (2 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_136 ) -+#define AT91C_MMC_ALL_SEND_CID_CMD (2 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_136 | AT91C_MCI_OPDCMD) -+#define AT91C_SET_RELATIVE_ADDR_CMD (3 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT ) -+#define AT91C_MMC_SET_RELATIVE_ADDR_CMD (3 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT | AT91C_MCI_OPDCMD) -+ -+#define AT91C_SET_DSR_CMD (4 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_NO | AT91C_MCI_MAXLAT ) // no tested -+ -+#define AT91C_SEL_DESEL_CARD_CMD (7 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT ) -+#define AT91C_SEND_CSD_CMD (9 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_136 | AT91C_MCI_MAXLAT ) -+#define AT91C_SEND_CID_CMD (10 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_136 | AT91C_MCI_MAXLAT ) -+#define AT91C_MMC_READ_DAT_UNTIL_STOP_CMD (11 | AT91C_MCI_TRTYP_STREAM| AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRDIR | AT91C_MCI_TRCMD_START | AT91C_MCI_MAXLAT ) -+ -+#define AT91C_STOP_TRANSMISSION_CMD (12 | AT91C_MCI_TRCMD_STOP | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT ) -+#define AT91C_STOP_TRANSMISSION_SYNC_CMD (12 | AT91C_MCI_TRCMD_STOP | AT91C_MCI_SPCMD_SYNC | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT ) -+#define AT91C_SEND_STATUS_CMD (13 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT ) -+#define AT91C_GO_INACTIVE_STATE_CMD (15 | AT91C_MCI_RSPTYP_NO ) -+ -+//*------------------------------------------------ -+//* Class 2 commands: Block oriented Read commands -+//*------------------------------------------------ -+ -+#define AT91C_SET_BLOCKLEN_CMD (16 | AT91C_MCI_TRCMD_NO | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT ) -+#define AT91C_READ_SINGLE_BLOCK_CMD (17 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_START | AT91C_MCI_TRTYP_BLOCK | AT91C_MCI_TRDIR | AT91C_MCI_MAXLAT) -+#define AT91C_READ_MULTIPLE_BLOCK_CMD (18 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_START | AT91C_MCI_TRTYP_MULTIPLE | AT91C_MCI_TRDIR | AT91C_MCI_MAXLAT) -+ -+//*-------------------------------------------- -+//* Class 3 commands: Sequential write commands -+//*-------------------------------------------- -+ -+#define AT91C_MMC_WRITE_DAT_UNTIL_STOP_CMD (20 | AT91C_MCI_TRTYP_STREAM| AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 & ~(AT91C_MCI_TRDIR) | AT91C_MCI_TRCMD_START | AT91C_MCI_MAXLAT ) // MMC -+ -+//*------------------------------------------------ -+//* Class 4 commands: Block oriented write commands -+//*------------------------------------------------ -+ -+#define AT91C_WRITE_BLOCK_CMD (24 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_START | (AT91C_MCI_TRTYP_BLOCK & ~(AT91C_MCI_TRDIR)) | AT91C_MCI_MAXLAT) -+#define AT91C_WRITE_MULTIPLE_BLOCK_CMD (25 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_START | (AT91C_MCI_TRTYP_MULTIPLE & ~(AT91C_MCI_TRDIR)) | AT91C_MCI_MAXLAT) -+#define AT91C_PROGRAM_CSD_CMD (27 | AT91C_MCI_RSPTYP_48 ) -+ -+ -+//*---------------------------------------- -+//* Class 6 commands: Group Write protect -+//*---------------------------------------- -+ -+#define AT91C_SET_WRITE_PROT_CMD (28 | AT91C_MCI_RSPTYP_48 ) -+#define AT91C_CLR_WRITE_PROT_CMD (29 | AT91C_MCI_RSPTYP_48 ) -+#define AT91C_SEND_WRITE_PROT_CMD (30 | AT91C_MCI_RSPTYP_48 ) -+ -+ -+//*---------------------------------------- -+//* Class 5 commands: Erase commands -+//*---------------------------------------- -+ -+#define AT91C_TAG_SECTOR_START_CMD (32 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_TAG_SECTOR_END_CMD (33 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_MMC_UNTAG_SECTOR_CMD (34 | AT91C_MCI_RSPTYP_48 ) -+#define AT91C_MMC_TAG_ERASE_GROUP_START_CMD (35 | AT91C_MCI_RSPTYP_48 ) -+#define AT91C_MMC_TAG_ERASE_GROUP_END_CMD (36 | AT91C_MCI_RSPTYP_48 ) -+#define AT91C_MMC_UNTAG_ERASE_GROUP_CMD (37 | AT91C_MCI_RSPTYP_48 ) -+#define AT91C_ERASE_CMD (38 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT ) -+ -+//*---------------------------------------- -+//* Class 7 commands: Lock commands -+//*---------------------------------------- -+ -+#define AT91C_LOCK_UNLOCK (42 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) // no tested -+ -+//*----------------------------------------------- -+// Class 8 commands: Application specific commands -+//*----------------------------------------------- -+ -+#define AT91C_APP_CMD (55 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_GEN_CMD (56 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) // no tested -+ -+#define AT91C_SDCARD_SET_BUS_WIDTH_CMD (6 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_SDCARD_STATUS_CMD (13 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_SDCARD_SEND_NUM_WR_BLOCKS_CMD (22 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_SDCARD_SET_WR_BLK_ERASE_COUNT_CMD (23 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_SDCARD_APP_OP_COND_CMD (41 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO ) -+#define AT91C_SDCARD_SET_CLR_CARD_DETECT_CMD (42 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+#define AT91C_SDCARD_SEND_SCR_CMD (51 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+ -+#define AT91C_SDCARD_APP_ALL_CMD (AT91C_SDCARD_SET_BUS_WIDTH_CMD +\ -+ AT91C_SDCARD_STATUS_CMD +\ -+ AT91C_SDCARD_SEND_NUM_WR_BLOCKS_CMD +\ -+ AT91C_SDCARD_SET_WR_BLK_ERASE_COUNT_CMD +\ -+ AT91C_SDCARD_APP_OP_COND_CMD +\ -+ AT91C_SDCARD_SET_CLR_CARD_DETECT_CMD +\ -+ AT91C_SDCARD_SEND_SCR_CMD) -+ -+//*---------------------------------------- -+//* Class 9 commands: IO Mode commands -+//*---------------------------------------- -+ -+#define AT91C_MMC_FAST_IO_CMD (39 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_MAXLAT) -+#define AT91C_MMC_GO_IRQ_STATE_CMD (40 | AT91C_MCI_SPCMD_NONE | AT91C_MCI_RSPTYP_48 | AT91C_MCI_TRCMD_NO | AT91C_MCI_MAXLAT) -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+// Functions returnals -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+#define AT91C_CMD_SEND_OK 0 // Command ok -+#define AT91C_CMD_SEND_ERROR -1 // Command failed -+#define AT91C_INIT_OK 2 // Init Successfull -+#define AT91C_INIT_ERROR 3 // Init Failed -+#define AT91C_READ_OK 4 // Read Successfull -+#define AT91C_READ_ERROR 5 // Read Failed -+#define AT91C_WRITE_OK 6 // Write Successfull -+#define AT91C_WRITE_ERROR 7 // Write Failed -+#define AT91C_ERASE_OK 8 // Erase Successfull -+#define AT91C_ERASE_ERROR 9 // Erase Failed -+#define AT91C_CARD_SELECTED_OK 10 // Card Selection Successfull -+#define AT91C_CARD_SELECTED_ERROR 11 // Card Selection Failed -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+// MCI_SR Errors -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+#define AT91C_MCI_SR_ERROR (AT91C_MCI_UNRE |\ -+ AT91C_MCI_OVRE |\ -+ AT91C_MCI_DTOE |\ -+ AT91C_MCI_DCRCE |\ -+ AT91C_MCI_RTOE |\ -+ AT91C_MCI_RENDE |\ -+ AT91C_MCI_RCRCE |\ -+ AT91C_MCI_RDIRE |\ -+ AT91C_MCI_RINDE) -+ -+//////////////////////////////////////////////////////////////////////////////////////////////////// -+// OCR Register -+//////////////////////////////////////////////////////////////////////////////////////////////////// -+#define AT91C_VDD_16_17 (1 << 4) -+#define AT91C_VDD_17_18 (1 << 5) -+#define AT91C_VDD_18_19 (1 << 6) -+#define AT91C_VDD_19_20 (1 << 7) -+#define AT91C_VDD_20_21 (1 << 8) -+#define AT91C_VDD_21_22 (1 << 9) -+#define AT91C_VDD_22_23 (1 << 10) -+#define AT91C_VDD_23_24 (1 << 11) -+#define AT91C_VDD_24_25 (1 << 12) -+#define AT91C_VDD_25_26 (1 << 13) -+#define AT91C_VDD_26_27 (1 << 14) -+#define AT91C_VDD_27_28 (1 << 15) -+#define AT91C_VDD_28_29 (1 << 16) -+#define AT91C_VDD_29_30 (1 << 17) -+#define AT91C_VDD_30_31 (1 << 18) -+#define AT91C_VDD_31_32 (1 << 19) -+#define AT91C_VDD_32_33 (1 << 20) -+#define AT91C_VDD_33_34 (1 << 21) -+#define AT91C_VDD_34_35 (1 << 22) -+#define AT91C_VDD_35_36 (1 << 23) -+#define AT91C_CARD_POWER_UP_BUSY (1 << 31) -+ -+#define AT91C_MMC_HOST_VOLTAGE_RANGE (AT91C_VDD_27_28 +\ -+ AT91C_VDD_28_29 +\ -+ AT91C_VDD_29_30 +\ -+ AT91C_VDD_30_31 +\ -+ AT91C_VDD_31_32 +\ -+ AT91C_VDD_32_33) -+ -+//////////////////////////////////////////////////////////////////////////////////////////////////// -+// CURRENT_STATE & READY_FOR_DATA in SDCard Status Register definition (response type R1) -+//////////////////////////////////////////////////////////////////////////////////////////////////// -+#define AT91C_SR_READY_FOR_DATA (1 << 8) // corresponds to buffer empty signalling on the bus -+#define AT91C_SR_IDLE (0 << 9) -+#define AT91C_SR_READY (1 << 9) -+#define AT91C_SR_IDENT (2 << 9) -+#define AT91C_SR_STBY (3 << 9) -+#define AT91C_SR_TRAN (4 << 9) -+#define AT91C_SR_DATA (5 << 9) -+#define AT91C_SR_RCV (6 << 9) -+#define AT91C_SR_PRG (7 << 9) -+#define AT91C_SR_DIS (8 << 9) -+ -+#define AT91C_SR_CARD_SELECTED (AT91C_SR_READY_FOR_DATA + AT91C_SR_TRAN) -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+// MMC CSD register header File -+// AT91C_CSD_xxx_S for shift value -+// AT91C_CSD_xxx_M for mask value -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+ -+// First Response INT <=> CSD[3] : bits 0 to 31 -+#define AT91C_CSD_BIT0_S 0 // [0:0] -+#define AT91C_CSD_BIT0_M 0x01 -+#define AT91C_CSD_CRC_S 1 // [7:1] -+#define AT91C_CSD_CRC_M 0x7F -+#define AT91C_CSD_MMC_ECC_S 8 // [9:8] reserved for MMC compatibility -+#define AT91C_CSD_MMC_ECC_M 0x03 -+#define AT91C_CSD_FILE_FMT_S 10 // [11:10] -+#define AT91C_CSD_FILE_FMT_M 0x03 -+#define AT91C_CSD_TMP_WP_S 12 // [12:12] -+#define AT91C_CSD_TMP_WP_M 0x01 -+#define AT91C_CSD_PERM_WP_S 13 // [13:13] -+#define AT91C_CSD_PERM_WP_M 0x01 -+#define AT91C_CSD_COPY_S 14 // [14:14] -+#define AT91C_CSD_COPY_M 0x01 -+#define AT91C_CSD_FILE_FMT_GRP_S 15 // [15:15] -+#define AT91C_CSD_FILE_FMT_GRP_M 0x01 -+// reserved 16 // [20:16] -+// reserved 0x1F -+#define AT91C_CSD_WBLOCK_P_S 21 // [21:21] -+#define AT91C_CSD_WBLOCK_P_M 0x01 -+#define AT91C_CSD_WBLEN_S 22 // [25:22] -+#define AT91C_CSD_WBLEN_M 0x0F -+#define AT91C_CSD_R2W_F_S 26 // [28:26] -+#define AT91C_CSD_R2W_F_M 0x07 -+#define AT91C_CSD_MMC_DEF_ECC_S 29 // [30:29] reserved for MMC compatibility -+#define AT91C_CSD_MMC_DEF_ECC_M 0x03 -+#define AT91C_CSD_WP_GRP_EN_S 31 // [31:31] -+#define AT91C_CSD_WP_GRP_EN_M 0x01 -+ -+// Seconde Response INT <=> CSD[2] : bits 32 to 63 -+#define AT91C_CSD_v21_WP_GRP_SIZE_S 0 // [38:32] -+#define AT91C_CSD_v21_WP_GRP_SIZE_M 0x7F -+#define AT91C_CSD_v21_SECT_SIZE_S 7 // [45:39] -+#define AT91C_CSD_v21_SECT_SIZE_M 0x7F -+#define AT91C_CSD_v21_ER_BLEN_EN_S 14 // [46:46] -+#define AT91C_CSD_v21_ER_BLEN_EN_M 0x01 -+ -+#define AT91C_CSD_v22_WP_GRP_SIZE_S 0 // [36:32] -+#define AT91C_CSD_v22_WP_GRP_SIZE_M 0x1F -+#define AT91C_CSD_v22_ER_GRP_SIZE_S 5 // [41:37] -+#define AT91C_CSD_v22_ER_GRP_SIZE_M 0x1F -+#define AT91C_CSD_v22_SECT_SIZE_S 10 // [46:42] -+#define AT91C_CSD_v22_SECT_SIZE_M 0x1F -+ -+#define AT91C_CSD_C_SIZE_M_S 15 // [49:47] -+#define AT91C_CSD_C_SIZE_M_M 0x07 -+#define AT91C_CSD_VDD_WMAX_S 18 // [52:50] -+#define AT91C_CSD_VDD_WMAX_M 0x07 -+#define AT91C_CSD_VDD_WMIN_S 21 // [55:53] -+#define AT91C_CSD_VDD_WMIN_M 0x07 -+#define AT91C_CSD_RCUR_MAX_S 24 // [58:56] -+#define AT91C_CSD_RCUR_MAX_M 0x07 -+#define AT91C_CSD_RCUR_MIN_S 27 // [61:59] -+#define AT91C_CSD_RCUR_MIN_M 0x07 -+#define AT91C_CSD_CSIZE_L_S 30 // [63:62] <=> 2 LSB of CSIZE -+#define AT91C_CSD_CSIZE_L_M 0x03 -+ -+// Third Response INT <=> CSD[1] : bits 64 to 95 -+#define AT91C_CSD_CSIZE_H_S 0 // [73:64] <=> 10 MSB of CSIZE -+#define AT91C_CSD_CSIZE_H_M 0x03FF -+// reserved 10 // [75:74] -+// reserved 0x03 -+#define AT91C_CSD_DSR_I_S 12 // [76:76] -+#define AT91C_CSD_DSR_I_M 0x01 -+#define AT91C_CSD_RD_B_MIS_S 13 // [77:77] -+#define AT91C_CSD_RD_B_MIS_M 0x01 -+#define AT91C_CSD_WR_B_MIS_S 14 // [78:78] -+#define AT91C_CSD_WR_B_MIS_M 0x01 -+#define AT91C_CSD_RD_B_PAR_S 15 // [79:79] -+#define AT91C_CSD_RD_B_PAR_M 0x01 -+#define AT91C_CSD_RD_B_LEN_S 16 // [83:80] -+#define AT91C_CSD_RD_B_LEN_M 0x0F -+#define AT91C_CSD_CCC_S 20 // [95:84] -+#define AT91C_CSD_CCC_M 0x0FFF -+ -+// Fourth Response INT <=> CSD[0] : bits 96 to 127 -+#define AT91C_CSD_TRANS_SPEED_S 0 // [103:96] -+#define AT91C_CSD_TRANS_SPEED_M 0xFF -+#define AT91C_CSD_NSAC_S 8 // [111:104] -+#define AT91C_CSD_NSAC_M 0xFF -+#define AT91C_CSD_TAAC_S 16 // [119:112] -+#define AT91C_CSD_TAAC_M 0xFF -+// reserved 24 // [121:120] -+// reserved 0x03 -+#define AT91C_CSD_MMC_SPEC_VERS_S 26 // [125:122] reserved for MMC compatibility -+#define AT91C_CSD_MMC_SPEC_VERS_M 0x0F -+#define AT91C_CSD_STRUCT_S 30 // [127:126] -+#define AT91C_CSD_STRUCT_M 0x03 -+ -+///////////////////////////////////////////////////////////////////////////////////////////////////// -+ -+#endif -+ -diff -urN romboot.old/init.cpp romboot/init.cpp ---- romboot.old/init.cpp 2004-07-06 13:01:55.000000000 +0200 -+++ romboot/init.cpp 2007-03-21 12:43:39.000000000 +0100 -@@ -35,7 +35,7 @@ - //*---------------------------------------------------------------------------- - void AT91F_SpuriousHandler() - { -- AT91F_DBGU_Printk("-F- Spurious Interrupt detected\n\r"); -+ AT91F_DBGU_Printk("ISI"); - while (1); - } - -@@ -46,7 +46,7 @@ - //*---------------------------------------------------------------------------- - void AT91F_DataAbort() - { -- AT91F_DBGU_Printk("-F- Data Abort detected\n\r"); -+ AT91F_DBGU_Printk("IDA"); - while (1); - } - -@@ -56,7 +56,7 @@ - //*---------------------------------------------------------------------------- - void AT91F_FetchAbort() - { -- AT91F_DBGU_Printk("-F- Prefetch Abort detected\n\r"); -+ AT91F_DBGU_Printk("IPA"); - while (1); - } - -@@ -66,7 +66,7 @@ - //*---------------------------------------------------------------------------- - void AT91F_Undef() - { -- AT91F_DBGU_Printk("-F- Undef detected\n\r"); -+ AT91F_DBGU_Printk("IUD"); - while (1); - } - -@@ -76,7 +76,7 @@ - //*---------------------------------------------------------------------------- - void AT91F_UndefHandler() - { -- AT91F_DBGU_Printk("-F- Undef detected\n\r"); -+ AT91F_DBGU_Printk("IUD"); - while (1); - } - -diff -urN romboot.old/main.cpp romboot/main.cpp ---- romboot.old/main.cpp 2007-03-19 12:44:03.000000000 +0100 -+++ romboot/main.cpp 2007-03-21 19:23:41.000000000 +0100 -@@ -33,18 +33,22 @@ - #define DELAY_MAIN_FREQ 1000 - #define DISP_LINE_LEN 16 - -+#define COMPACT 1 -+ - //* prototypes - extern void AT91F_DBGU_Printk(char *); - extern "C" void AT91F_ST_ASM_Handler(void); - extern "C" void Jump(unsigned int addr); -+extern int mci_main(void); - --const char *menu_separ = "*----------------------------------------*\n\r"; -+//const char *menu_separ = "*----------------------------------------*\n\r"; - - const char *menu_dataflash = { -- "1: Download Dataflash [addr]\n\r" -- "2: Read Dataflash [addr]\n\r" -- "3: Start U-BOOT\n\r" -- "4: Clear bootloader section in Dataflash\n\r" -+ "1: DL DF [ad]\n\r" -+ "2: RD DF [ad]\n\r" -+ "3: CP SD\n\r" -+ "4: U-BOOT\n\r" -+ "5: RM BL in DF\n\r" - }; - - //* Globales variables -@@ -151,12 +155,12 @@ - //*----------------------------------------------------------------------------- - void AT91F_DisplayMenu(void) - { -- printf("\n\rFDL LOADER %s %s %s\n\r", AT91C_VERSION, __DATE__, __TIME__); -- printf(menu_separ); -+ printf("\n\rFDL SD-Card LOADER %s %s %s\n\r", AT91C_VERSION, __DATE__, __TIME__); -+// printf(menu_separ); - AT91F_DataflashPrintInfo(); -- printf(menu_separ); -+// printf(menu_separ); - printf(menu_dataflash); -- printf(menu_separ); -+// printf(menu_separ); - } - - //*----------------------------------------------------------------------------- -@@ -194,6 +198,7 @@ - } - - -+#ifndef COMPACT - //*----------------------------------------------------------------------------- - //* Function Name : AT91F_MemoryDisplay() - //* Object : Display the content of the dataflash -@@ -244,7 +249,7 @@ - } while (nbytes > 0); - return 0; - } -- -+#endif - - //*-------------------------------------------------------------------------------------- - //* Function Name : AT91F_SetPLL -@@ -306,7 +311,7 @@ - AT91F_SetPLL(); - } - --void LedCode(void) -+/*void LedCode(void) - { - int *pRegister; - pRegister = (int *)0xFFFFF800; // Enable port C peripheral reg -@@ -318,15 +323,16 @@ - pRegister = (int *)0xFFFFF834; // Clear bits - *pRegister = 0x2800; - } -+*/ - - void AT91F_StartUboot(unsigned int dummy, void *pvoid) - { -- printf("Load U-BOOT from dataflash[%x] to SDRAM[%x]\n\r", AT91C_UBOOT_DATAFLASH_ADDR, AT91C_UBOOT_ADDR); -+ //printf("Load U-BOOT from dataflash[%x] to SDRAM[%x]\n\r", AT91C_UBOOT_DATAFLASH_ADDR, AT91C_UBOOT_ADDR); - read_dataflash(AT91C_UBOOT_DATAFLASH_ADDR, AT91C_UBOOT_SIZE, (char *)(AT91C_UBOOT_ADDR)); -- printf("Set PLLA to 180Mhz and Master clock to 60Mhz and start U-BOOT\n\r"); -+ //printf("Set PLLA to 180Mhz and Master clock to 60Mhz and start U-BOOT\n\r"); - //* Reset registers - AT91F_ResetRegisters(); -- LedCode(); -+// LedCode(); - Jump(AT91C_UBOOT_ADDR); - while(1); - } -@@ -385,120 +391,124 @@ - // start tempo to start Uboot in a delay of 1 sec if no key pressed - svcUbootTempo.Start(&svcUbootTempo, 1000, 0, AT91F_StartUboot, (void *)0); - -- printf("press any key to enter bootloader\n\r"); -+ printf("press key\n\r"); - getc(); - - // stop tempo - svcUbootTempo.Stop(&svcUbootTempo); - -- while(1) -- { -- while(command == 0) -- { -- AddressToDownload = AT91C_DOWNLOAD_BASE_ADDRESS; -- SizeToDownload = AT91C_DOWNLOAD_MAX_SIZE; -- DeviceAddress = 0; -+ while(1) { -+ while(command == 0) { -+ AddressToDownload = AT91C_DOWNLOAD_BASE_ADDRESS; -+ SizeToDownload = AT91C_DOWNLOAD_MAX_SIZE; -+ DeviceAddress = 0; - -- AT91F_DisplayMenu(); -- message[0] = 0; -- message[2] = 0; -- AT91F_ReadLine("Enter: ", message); -+ AT91F_DisplayMenu(); -+ message[0] = 0; -+ message[2] = 0; -+ AT91F_ReadLine("Enter: ", message); - -- command = message[0]; -- if(command == '1' || command == '2') -- if(AsciiToHex(&message[2], &DeviceAddress) == 0) -- command = 0; -- -- switch(command) -- { -- case '1': -- printf("Download Dataflash [0x%x]\n\r", DeviceAddress); -- -- switch(DeviceAddress & 0xFF000000) -- { -- case CFG_DATAFLASH_LOGIC_ADDR_CS0: -- device = 0; -- break; -+ command = message[0]; -+ if(command == '1' || command == '2') -+ if(AsciiToHex(&message[2], &DeviceAddress) == 0) -+ command = 0; -+ -+ switch(command) { -+ case '1': -+ printf("DL DF [0x%x]\n\r", DeviceAddress); -+ -+ switch(DeviceAddress & 0xFF000000) { -+ case CFG_DATAFLASH_LOGIC_ADDR_CS0: -+ device = 0; -+ break; - -- case CFG_DATAFLASH_LOGIC_ADDR_CS3: -- device = 1; -- break; -+ case CFG_DATAFLASH_LOGIC_ADDR_CS3: -+ device = 1; -+ break; - -- default: -- command = 0; -- break; -- } -- break; -- -- case '2': -- do -- { -- AT91F_MemoryDisplay(DeviceAddress, 4, 64); -- AT91F_ReadLine ((char *)0, message); -- DeviceAddress += 0x100; -+ default: -+ command = 0; -+ break; -+ } -+ break; -+ -+#ifndef COMPACT -+ case '2': -+ do { -+ AT91F_MemoryDisplay(DeviceAddress, 4, 64); -+ AT91F_ReadLine ((char *)0, message); -+ DeviceAddress += 0x100; -+ } while(message[0] == '\0'); -+ command = 0; -+ break; -+#endif -+ -+ case '3': -+ mci_main(); -+ command=0; -+ break; -+ -+ case '4': -+ AT91F_StartUboot(0, (void *)0); -+ command = 0; -+ break; -+ -+ case '5': -+ { -+ int *i; -+ -+ for(i = (int *)0x20000000; i < (int *)0x20004000; i++) -+ *i = 0; -+ } -+ write_dataflash(0xc0000000, 0x20000000, 0x4000); -+ printf("BL CLR\r\n"); -+ command = 0; -+ break; -+ -+ default: -+ command = 0; -+ break; -+ } // switch(command) -+ } // while(command == 0) -+ -+ xmodemPipe.Read(&xmodemPipe, (char *)AddressToDownload, SizeToDownload, XmodemProtocol, 0); -+ while(XmodemComplete !=1); -+ SizeToDownload = (unsigned int)(svcXmodem.pData) - (unsigned int)AddressToDownload; -+ -+ // Modification of vector 6 -+ NbPage = 0; -+ i = dataflash_info[device].Device.pages_number; -+ while(i >>= 1) -+ NbPage++; -+ i = (SizeToDownload / 512) + 1 + (NbPage << 13) + (dataflash_info[device].Device.pages_size << 17); -+ *(int *)(AddressToDownload + AT91C_OFFSET_VECT6) = i; -+ -+// printf("\n\rModification of Arm Vector 6 :%x\n\r", i); -+ -+ printf("\n\rWR %d in DF [0x%x]\n\r",SizeToDownload, DeviceAddress); -+ crc1 = 0; -+ pAT91->CRC32((const unsigned char *)AddressToDownload, SizeToDownload , &crc1); -+ -+ // write the dataflash -+ write_dataflash (DeviceAddress, AddressToDownload, SizeToDownload); -+ // clear the buffer before read -+ for(i=0; i < SizeToDownload; i++) -+ *(unsigned char *)(AddressToDownload + i) = 0; -+ -+ //* Read dataflash page in TestBuffer -+ read_dataflash (DeviceAddress, SizeToDownload, (char *)(AddressToDownload)); -+ -+ printf("Vfy DF: "); -+ crc2 = 0; -+ -+ pAT91->CRC32((const unsigned char *)AddressToDownload, SizeToDownload , &crc2); -+ if (crc1 != crc2) -+ printf("Fail\r\n"); -+ else -+ printf("OK\r\n"); -+ -+ command = 0; -+ XmodemComplete = 0; -+ AT91F_WaitKeyPressed(); - } -- while(message[0] == '\0'); -- command = 0; -- break; -- -- case '3': -- AT91F_StartUboot(0, (void *)0); -- command = 0; -- break; -- case '4': -- { -- int *i; -- for(i = (int *)0x20000000; i < (int *)0x20004000; i++) -- *i = 0; -- } -- write_dataflash(0xc0000000, 0x20000000, 0x4000); -- printf("Bootsection cleared\r\n"); -- command = 0; -- break; -- default: -- command = 0; -- break; -- } - } -- -- xmodemPipe.Read(&xmodemPipe, (char *)AddressToDownload, SizeToDownload, XmodemProtocol, 0); -- while(XmodemComplete !=1); -- SizeToDownload = (unsigned int)(svcXmodem.pData) - (unsigned int)AddressToDownload; -- -- // Modification of vector 6 -- NbPage = 0; -- i = dataflash_info[device].Device.pages_number; -- while(i >>= 1) -- NbPage++; -- i = (SizeToDownload / 512) + 1 + (NbPage << 13) + (dataflash_info[device].Device.pages_size << 17); -- *(int *)(AddressToDownload + AT91C_OFFSET_VECT6) = i; -- -- printf("\n\rModification of Arm Vector 6 :%x\n\r", i); -- -- printf("\n\rWrite %d bytes in DataFlash [0x%x]\n\r",SizeToDownload, DeviceAddress); -- crc1 = 0; -- pAT91->CRC32((const unsigned char *)AddressToDownload, SizeToDownload , &crc1); -- -- // write the dataflash -- write_dataflash (DeviceAddress, AddressToDownload, SizeToDownload); -- // clear the buffer before read -- for(i=0; i < SizeToDownload; i++) -- *(unsigned char *)(AddressToDownload + i) = 0; -- -- //* Read dataflash page in TestBuffer -- read_dataflash (DeviceAddress, SizeToDownload, (char *)(AddressToDownload)); -- -- printf("Verify Dataflash: "); -- crc2 = 0; -- -- pAT91->CRC32((const unsigned char *)AddressToDownload, SizeToDownload , &crc2); -- if (crc1 != crc2) -- printf("Failed\r\n"); -- else -- printf("OK\r\n"); -- -- command = 0; -- XmodemComplete = 0; -- AT91F_WaitKeyPressed(); -- } --} -diff -urN romboot.old/main.h romboot/main.h ---- romboot.old/main.h 2004-07-03 17:41:14.000000000 +0200 -+++ romboot/main.h 2007-03-21 21:48:52.000000000 +0100 -@@ -27,7 +27,7 @@ - - #define AT91C_OFFSET_VECT6 0x14 //* Offset for ARM vector 6 - --#define AT91C_VERSION "VER 1.01" -+#define AT91C_VERSION "VER 1.02" - // Global variables and functions definition - extern unsigned int GetTickCount(void); - #endif -diff -urN romboot.old/Makefile romboot/Makefile ---- romboot.old/Makefile 2007-03-19 12:44:03.000000000 +0100 -+++ romboot/Makefile 2007-03-21 12:29:11.000000000 +0100 -@@ -1,8 +1,8 @@ - LINKFLAGS= -T elf32-littlearm.lds -Ttext 0 - COMPILEFLAGS= -Os - TARGET=romboot --OBJFILES=cstartup_ram.o asm_isr.o jump.o at45.o com.o dataflash.o \ -- init.o main.o stdio.o _udivsi3.o _umodsi3.o div0.o -+OBJFILES=cstartup_ram.o asm_isr.o asm_mci_isr.o jump.o at45.o com.o dataflash.o \ -+ mci_device.o mci_main.o init.o main.o stdio.o _udivsi3.o _umodsi3.o div0.o - LIBRARIES= - INCLUDES= -Iinclude - -@@ -11,10 +11,15 @@ - $(TARGET): $(OBJFILES) - $(LD) $(OBJFILES) -o $(TARGET).out $(LINKFLAGS) -n - $(OBJCOPY) $(TARGET).out -O binary $(TARGET).bin -+ $(OBJDUMP) -h -s $(TARGET).out > $(TARGET).lss -+ $(NM) -n $(TARGET).out | grep -v '\( [aUw] \)\|\(__crc_\)\|\( \$[adt]\)' > $(TARGET).map - - asm_isr.o: asm_isr.S - $(CC) -c -Iinclude -o $@ $< - -+asm_mci_isr.o: asm_mci_isr.S -+ $(CC) -c -Iinclude -o $@ $< -+ - cstartup_ram.o: cstartup_ram.S - $(CC) -c -Iinclude -o $@ $< - -diff -urN romboot.old/mci_device.cpp romboot/mci_device.cpp ---- romboot.old/mci_device.cpp 1970-01-01 01:00:00.000000000 +0100 -+++ romboot/mci_device.cpp 2007-03-22 18:52:48.000000000 +0100 -@@ -0,0 +1,581 @@ -+//*---------------------------------------------------------------------------- -+//* ATMEL Microcontroller Software Support - ROUSSET - -+//*---------------------------------------------------------------------------- -+//* The software is delivered "AS IS" without warranty or condition of any -+//* kind, either express, implied or statutory. This includes without -+//* limitation any warranty or condition with respect to merchantability or -+//* fitness for any particular purpose, or against the infringements of -+//* intellectual property rights of others. -+//*---------------------------------------------------------------------------- -+//* File Name : mci_device.c -+//* Object : TEST DataFlash Functions -+//* Creation : FB 26/11/2002 -+//* -+//*---------------------------------------------------------------------------- -+ -+#include <AT91C_MCI_Device.h> -+#include "com.h" -+ -+#define ENABLE_WRITE 1 -+#undef MMC -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SendCommand -+//* \brief Generic function to send a command to the MMC or SDCard -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SendCommand ( -+ AT91PS_MciDevice pMCI_Device, -+ unsigned int Cmd, -+ unsigned int Arg) -+{ -+ unsigned int error,status; -+ //unsigned int tick=0; -+ -+ // Send the command -+ AT91C_BASE_MCI->MCI_ARGR = Arg; -+ AT91C_BASE_MCI->MCI_CMDR = Cmd; -+ -+ // wait for CMDRDY Status flag to read the response -+ do -+ { -+ status = AT91C_BASE_MCI->MCI_SR; -+ //tick++; -+ } -+ while( !(status & AT91C_MCI_CMDRDY) );//&& (tick<100) ); -+ -+ // Test error ==> if crc error and response R3 ==> don't check error -+ error = (AT91C_BASE_MCI->MCI_SR) & AT91C_MCI_SR_ERROR; -+ if(error != 0 ) -+ { -+ // if the command is SEND_OP_COND the CRC error flag is always present (cf : R3 response) -+ if ( (Cmd != AT91C_SDCARD_APP_OP_COND_CMD) && (Cmd != AT91C_MMC_SEND_OP_COND_CMD) ) -+ return ((AT91C_BASE_MCI->MCI_SR) & AT91C_MCI_SR_ERROR); -+ else -+ { -+ if (error != AT91C_MCI_RCRCE) -+ return ((AT91C_BASE_MCI->MCI_SR) & AT91C_MCI_SR_ERROR); -+ } -+ } -+ return AT91C_CMD_SEND_OK; -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SDCard_SendAppCommand -+//* \brief Specific function to send a specific command to the SDCard -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SDCard_SendAppCommand ( -+ AT91PS_MciDevice pMCI_Device, -+ unsigned int Cmd_App, -+ unsigned int Arg ) -+{ -+ unsigned int status; -+ //unsigned int tick=0; -+ -+ // Send the CMD55 for application specific command -+ AT91C_BASE_MCI->MCI_ARGR = (pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address << 16 ); -+ AT91C_BASE_MCI->MCI_CMDR = AT91C_APP_CMD; -+ -+ // wait for CMDRDY Status flag to read the response -+ do -+ { -+ status = AT91C_BASE_MCI->MCI_SR; -+ //tick++; -+ } -+ while( !(status & AT91C_MCI_CMDRDY) );//&& (tick<100) ); -+ -+ // if an error occurs -+ if (((AT91C_BASE_MCI->MCI_SR) & AT91C_MCI_SR_ERROR) != 0 ) -+ return ((AT91C_BASE_MCI->MCI_SR) & AT91C_MCI_SR_ERROR); -+ -+ // check if it is a specific command and then send the command -+ if ( (Cmd_App && AT91C_SDCARD_APP_ALL_CMD) == 0) -+ return AT91C_CMD_SEND_ERROR; -+ -+ return( AT91F_MCI_SendCommand(pMCI_Device,Cmd_App,Arg) ); -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_GetStatus -+//* \brief Addressed card sends its status register -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_GetStatus(AT91PS_MciDevice pMCI_Device,unsigned int relative_card_address) -+{ -+ if (AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_SEND_STATUS_CMD, -+ relative_card_address <<16) == AT91C_CMD_SEND_OK) -+ return (AT91C_BASE_MCI->MCI_RSPR[0]); -+ -+ return AT91C_CMD_SEND_ERROR; -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_Device_Handler -+//* \brief MCI C interrupt handler -+//*---------------------------------------------------------------------------- -+extern "C" void AT91F_MCI_Device_Handler(AT91PS_MciDevice, unsigned int); -+ -+void AT91F_MCI_Device_Handler( -+ AT91PS_MciDevice pMCI_Device, -+ unsigned int status) -+{ -+ // If End of Tx Buffer Empty interrupt occurred -+ if ( status & AT91C_MCI_TXBUFE ) -+ { -+ AT91C_BASE_MCI->MCI_IDR = AT91C_MCI_TXBUFE; -+ AT91C_BASE_PDC_MCI->PDC_PTCR = AT91C_PDC_TXTDIS; -+ -+ pMCI_Device->pMCI_DeviceDesc->state = AT91C_MCI_IDLE; -+ } // End of if AT91C_MCI_TXBUFF -+ -+ // If End of Rx Buffer Full interrupt occurred -+ if ( status & AT91C_MCI_RXBUFF ) -+ { -+ AT91C_BASE_MCI->MCI_IDR = AT91C_MCI_RXBUFF; -+ AT91C_BASE_PDC_MCI->PDC_PTCR = AT91C_PDC_RXTDIS; -+ -+ pMCI_Device->pMCI_DeviceDesc->state = AT91C_MCI_IDLE; -+ } // End of if AT91C_MCI_RXBUFF -+ -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_ReadBlock -+//* \brief Read an ENTIRE block or PARTIAL block -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_ReadBlock( -+ AT91PS_MciDevice pMCI_Device, -+ int src, -+ unsigned int *dataBuffer, -+ int sizeToRead ) -+{ -+ //////////////////////////////////////////////////////////////////////////////////////////// -+ if(pMCI_Device->pMCI_DeviceDesc->state != AT91C_MCI_IDLE) -+ return AT91C_READ_ERROR; -+ -+ if( (AT91F_MCI_GetStatus(pMCI_Device,pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address) & AT91C_SR_READY_FOR_DATA) != AT91C_SR_READY_FOR_DATA) -+ return AT91C_READ_ERROR; -+ -+ if ( (src + sizeToRead) > pMCI_Device->pMCI_DeviceFeatures->Memory_Capacity ) -+ return AT91C_READ_ERROR; -+ -+ // If source does not fit a begin of a block -+ if ( (src % pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length) != 0 ) -+ return AT91C_READ_ERROR; -+ -+ // Test if the MMC supports Partial Read Block -+ // ALWAYS SUPPORTED IN SD Memory Card -+ if( (sizeToRead < pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length) -+ && (pMCI_Device->pMCI_DeviceFeatures->Read_Partial == 0x00) ) -+ return AT91C_READ_ERROR; -+ -+ if( sizeToRead > pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length) -+ return AT91C_READ_ERROR; -+ //////////////////////////////////////////////////////////////////////////////////////////// -+ -+ // Init Mode Register -+ AT91C_BASE_MCI->MCI_MR |= ((pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length << 16) | AT91C_MCI_PDCMODE); -+ -+ if (sizeToRead %4) -+ sizeToRead = (sizeToRead /4)+1; -+ else -+ sizeToRead = sizeToRead/4; -+ -+ AT91C_BASE_PDC_MCI->PDC_PTCR = (AT91C_PDC_TXTDIS | AT91C_PDC_RXTDIS); -+ AT91C_BASE_PDC_MCI->PDC_RPR = (unsigned int)dataBuffer; -+ AT91C_BASE_PDC_MCI->PDC_RCR = sizeToRead; -+ -+ // Send the Read single block command -+ if ( AT91F_MCI_SendCommand(pMCI_Device, AT91C_READ_SINGLE_BLOCK_CMD, src) != AT91C_CMD_SEND_OK ) -+ return AT91C_READ_ERROR; -+ -+ pMCI_Device->pMCI_DeviceDesc->state = AT91C_MCI_RX_SINGLE_BLOCK; -+ -+ // Enable AT91C_MCI_RXBUFF Interrupt -+ AT91C_BASE_MCI->MCI_IER = AT91C_MCI_RXBUFF; -+ -+ // (PDC) Receiver Transfer Enable -+ AT91C_BASE_PDC_MCI->PDC_PTCR = AT91C_PDC_RXTEN; -+ -+ return AT91C_READ_OK; -+} -+ -+ -+#ifdef ENABLE_WRITE -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_WriteBlock -+//* \brief Write an ENTIRE block but not always PARTIAL block !!! -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_WriteBlock( -+ AT91PS_MciDevice pMCI_Device, -+ int dest, -+ unsigned int *dataBuffer, -+ int sizeToWrite ) -+{ -+ //////////////////////////////////////////////////////////////////////////////////////////// -+ if( pMCI_Device->pMCI_DeviceDesc->state != AT91C_MCI_IDLE) -+ return AT91C_WRITE_ERROR; -+ -+ if( (AT91F_MCI_GetStatus(pMCI_Device,pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address) & AT91C_SR_READY_FOR_DATA) != AT91C_SR_READY_FOR_DATA) -+ return AT91C_WRITE_ERROR; -+ -+ if ( (dest + sizeToWrite) > pMCI_Device->pMCI_DeviceFeatures->Memory_Capacity ) -+ return AT91C_WRITE_ERROR; -+ -+ // If source does not fit a begin of a block -+ if ( (dest % pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length) != 0 ) -+ return AT91C_WRITE_ERROR; -+ -+ // Test if the MMC supports Partial Write Block -+ if( (sizeToWrite < pMCI_Device->pMCI_DeviceFeatures->Max_Write_DataBlock_Length) -+ && (pMCI_Device->pMCI_DeviceFeatures->Write_Partial == 0x00) ) -+ return AT91C_WRITE_ERROR; -+ -+ if( sizeToWrite > pMCI_Device->pMCI_DeviceFeatures->Max_Write_DataBlock_Length ) -+ return AT91C_WRITE_ERROR; -+ //////////////////////////////////////////////////////////////////////////////////////////// -+ -+ // Init Mode Register -+ AT91C_BASE_MCI->MCI_MR |= ((pMCI_Device->pMCI_DeviceFeatures->Max_Write_DataBlock_Length << 16) | AT91C_MCI_PDCMODE); -+ -+ if (sizeToWrite %4) -+ sizeToWrite = (sizeToWrite /4)+1; -+ else -+ sizeToWrite = sizeToWrite/4; -+ -+ // Init PDC for write sequence -+ AT91C_BASE_PDC_MCI->PDC_PTCR = (AT91C_PDC_TXTDIS | AT91C_PDC_RXTDIS); -+ AT91C_BASE_PDC_MCI->PDC_TPR = (unsigned int) dataBuffer; -+ AT91C_BASE_PDC_MCI->PDC_TCR = sizeToWrite; -+ -+ // Send the write single block command -+ if ( AT91F_MCI_SendCommand(pMCI_Device, AT91C_WRITE_BLOCK_CMD, dest) != AT91C_CMD_SEND_OK) -+ return AT91C_WRITE_ERROR; -+ -+ pMCI_Device->pMCI_DeviceDesc->state = AT91C_MCI_TX_SINGLE_BLOCK; -+ -+ // Enable AT91C_MCI_TXBUFE Interrupt -+ AT91C_BASE_MCI->MCI_IER = AT91C_MCI_TXBUFE; -+ -+ // Enables TX for PDC transfert requests -+ AT91C_BASE_PDC_MCI->PDC_PTCR = AT91C_PDC_TXTEN; -+ -+ return AT91C_WRITE_OK; -+} -+#endif -+ -+#ifdef MMC -+//*------------------------------------------------------------------------------------------------------------ -+//* \fn AT91F_MCI_MMC_SelectCard -+//* \brief Toggles a card between the Stand_by and Transfer states or between Programming and Disconnect states -+//*------------------------------------------------------------------------------------------------------------ -+AT91S_MCIDeviceStatus AT91F_MCI_MMC_SelectCard(AT91PS_MciDevice pMCI_Device, unsigned int relative_card_address) -+{ -+ int status; -+ -+ //* Check if the MMC card chosen is already the selected one -+ status = AT91F_MCI_GetStatus(pMCI_Device,relative_card_address); -+ -+ if (status < 0) -+ return AT91C_CARD_SELECTED_ERROR; -+ -+ if ((status & AT91C_SR_CARD_SELECTED) == AT91C_SR_CARD_SELECTED) -+ return AT91C_CARD_SELECTED_OK; -+ -+ //* Search for the MMC Card to be selected, status = the Corresponding Device Number -+ status = 0; -+ while( (pMCI_Device->pMCI_DeviceFeatures[status].Relative_Card_Address != relative_card_address) -+ && (status < AT91C_MAX_MCI_CARDS) ) -+ status++; -+ -+ if (status > AT91C_MAX_MCI_CARDS) -+ return AT91C_CARD_SELECTED_ERROR; -+ -+ if (AT91F_MCI_SendCommand( pMCI_Device, -+ AT91C_SEL_DESEL_CARD_CMD, -+ pMCI_Device->pMCI_DeviceFeatures[status].Relative_Card_Address << 16) == AT91C_CMD_SEND_OK) -+ return AT91C_CARD_SELECTED_OK; -+ return AT91C_CARD_SELECTED_ERROR; -+} -+#endif -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_GetCSD -+//* \brief Asks to the specified card to send its CSD -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_GetCSD (AT91PS_MciDevice pMCI_Device, unsigned int relative_card_address , unsigned int * response) -+{ -+ -+ if(AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_SEND_CSD_CMD, -+ (relative_card_address << 16)) != AT91C_CMD_SEND_OK) -+ return AT91C_CMD_SEND_ERROR; -+ -+ response[0] = AT91C_BASE_MCI->MCI_RSPR[0]; -+ response[1] = AT91C_BASE_MCI->MCI_RSPR[1]; -+ response[2] = AT91C_BASE_MCI->MCI_RSPR[2]; -+ response[3] = AT91C_BASE_MCI->MCI_RSPR[3]; -+ -+ return AT91C_CMD_SEND_OK; -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SetBlocklength -+//* \brief Select a block length for all following block commands (R/W) -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SetBlocklength(AT91PS_MciDevice pMCI_Device,unsigned int length) -+{ -+ return( AT91F_MCI_SendCommand(pMCI_Device, AT91C_SET_BLOCKLEN_CMD, length) ); -+} -+ -+#ifdef MMC -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_MMC_GetAllOCR -+//* \brief Asks to all cards to send their operations conditions -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_MMC_GetAllOCR (AT91PS_MciDevice pMCI_Device) -+{ -+ unsigned int response =0x0; -+ -+ while(1) -+ { -+ response = AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_MMC_SEND_OP_COND_CMD, -+ AT91C_MMC_HOST_VOLTAGE_RANGE); -+ if (response != AT91C_CMD_SEND_OK) -+ return AT91C_INIT_ERROR; -+ -+ response = AT91C_BASE_MCI->MCI_RSPR[0]; -+ -+ if ( (response & AT91C_CARD_POWER_UP_BUSY) == AT91C_CARD_POWER_UP_BUSY) -+ return(response); -+ } -+} -+#endif -+ -+#ifdef MMC -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_MMC_GetAllCID -+//* \brief Asks to the MMC on the chosen slot to send its CID -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_MMC_GetAllCID (AT91PS_MciDevice pMCI_Device, unsigned int *response) -+{ -+ int Nb_Cards_Found=-1; -+ -+ while(1) -+ { -+ if(AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_MMC_ALL_SEND_CID_CMD, -+ AT91C_NO_ARGUMENT) != AT91C_CMD_SEND_OK) -+ return Nb_Cards_Found; -+ else -+ { -+ Nb_Cards_Found = 0; -+ //* Assignation of the relative address to the MMC CARD -+ pMCI_Device->pMCI_DeviceFeatures[Nb_Cards_Found].Relative_Card_Address = Nb_Cards_Found + AT91C_FIRST_RCA; -+ //* Set the insert flag -+ pMCI_Device->pMCI_DeviceFeatures[Nb_Cards_Found].Card_Inserted = AT91C_MMC_CARD_INSERTED; -+ -+ if (AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_MMC_SET_RELATIVE_ADDR_CMD, -+ (Nb_Cards_Found + AT91C_FIRST_RCA) << 16) != AT91C_CMD_SEND_OK) -+ return AT91C_CMD_SEND_ERROR; -+ -+ //* If no error during assignation address ==> Increment Nb_cards_Found -+ Nb_Cards_Found++ ; -+ } -+ } -+} -+#endif -+#ifdef MMC -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_MMC_Init -+//* \brief Return the MMC initialisation status -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_MMC_Init (AT91PS_MciDevice pMCI_Device) -+{ -+ unsigned int tab_response[4]; -+ unsigned int mult,blocknr; -+ unsigned int i,Nb_Cards_Found=0; -+ -+ //* Resets all MMC Cards in Idle state -+ AT91F_MCI_SendCommand(pMCI_Device, AT91C_MMC_GO_IDLE_STATE_CMD, AT91C_NO_ARGUMENT); -+ -+ if(AT91F_MCI_MMC_GetAllOCR(pMCI_Device) == AT91C_INIT_ERROR) -+ return AT91C_INIT_ERROR; -+ -+ Nb_Cards_Found = AT91F_MCI_MMC_GetAllCID(pMCI_Device,tab_response); -+ if (Nb_Cards_Found != AT91C_CMD_SEND_ERROR) -+ { -+ //* Set the Mode Register -+ AT91C_BASE_MCI->MCI_MR = AT91C_MCI_MR_PDCMODE; -+ -+ for(i = 0; i < Nb_Cards_Found; i++) -+ { -+ if (AT91F_MCI_GetCSD(pMCI_Device, -+ pMCI_Device->pMCI_DeviceFeatures[i].Relative_Card_Address, -+ tab_response) != AT91C_CMD_SEND_OK) -+ pMCI_Device->pMCI_DeviceFeatures[i].Relative_Card_Address = 0; -+ else -+ { -+ pMCI_Device->pMCI_DeviceFeatures[i].Max_Read_DataBlock_Length = 1 << ((tab_response[1] >> AT91C_CSD_RD_B_LEN_S) & AT91C_CSD_RD_B_LEN_M ); -+ pMCI_Device->pMCI_DeviceFeatures[i].Max_Write_DataBlock_Length = 1 << ((tab_response[3] >> AT91C_CSD_WBLEN_S) & AT91C_CSD_WBLEN_M ); -+ pMCI_Device->pMCI_DeviceFeatures[i].Sector_Size = 1 + ((tab_response[2] >> AT91C_CSD_v22_SECT_SIZE_S) & AT91C_CSD_v22_SECT_SIZE_M ); -+ pMCI_Device->pMCI_DeviceFeatures[i].Read_Partial = (tab_response[1] >> AT91C_CSD_RD_B_PAR_S) & AT91C_CSD_RD_B_PAR_M; -+ pMCI_Device->pMCI_DeviceFeatures[i].Write_Partial = (tab_response[3] >> AT91C_CSD_WBLOCK_P_S) & AT91C_CSD_WBLOCK_P_M; -+ -+ // None in MMC specification version 2.2 -+ pMCI_Device->pMCI_DeviceFeatures[i].Erase_Block_Enable = 0; -+ -+ pMCI_Device->pMCI_DeviceFeatures[i].Read_Block_Misalignment = (tab_response[1] >> AT91C_CSD_RD_B_MIS_S) & AT91C_CSD_RD_B_MIS_M; -+ pMCI_Device->pMCI_DeviceFeatures[i].Write_Block_Misalignment = (tab_response[1] >> AT91C_CSD_WR_B_MIS_S) & AT91C_CSD_WR_B_MIS_M; -+ -+ //// Compute Memory Capacity -+ // compute MULT -+ mult = 1 << ( ((tab_response[2] >> AT91C_CSD_C_SIZE_M_S) & AT91C_CSD_C_SIZE_M_M) + 2 ); -+ // compute MSB of C_SIZE -+ blocknr = ((tab_response[1] >> AT91C_CSD_CSIZE_H_S) & AT91C_CSD_CSIZE_H_M) << 2; -+ // compute MULT * (LSB of C-SIZE + MSB already computed + 1) = BLOCKNR -+ blocknr = mult * ( ( blocknr + ( (tab_response[2] >> AT91C_CSD_CSIZE_L_S) & AT91C_CSD_CSIZE_L_M) ) + 1 ); -+ -+ pMCI_Device->pMCI_DeviceFeatures[i].Memory_Capacity = pMCI_Device->pMCI_DeviceFeatures[i].Max_Read_DataBlock_Length * blocknr; -+ //// End of Compute Memory Capacity -+ -+ } // end of else -+ } // end of for -+ -+ return AT91C_INIT_OK; -+ } // end of if -+ -+ return AT91C_INIT_ERROR; -+} -+#endif -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SDCard_GetOCR -+//* \brief Asks to all cards to send their operations conditions -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SDCard_GetOCR (AT91PS_MciDevice pMCI_Device) -+{ -+ unsigned int response =0x0; -+ -+ // The RCA to be used for CMD55 in Idle state shall be the card's default RCA=0x0000. -+ pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address = 0x0; -+ -+ while( (response & AT91C_CARD_POWER_UP_BUSY) != AT91C_CARD_POWER_UP_BUSY ) -+ { -+ response = AT91F_MCI_SDCard_SendAppCommand(pMCI_Device, -+ AT91C_SDCARD_APP_OP_COND_CMD, -+ AT91C_MMC_HOST_VOLTAGE_RANGE); -+ if (response != AT91C_CMD_SEND_OK) -+ return AT91C_INIT_ERROR; -+ -+ response = AT91C_BASE_MCI->MCI_RSPR[0]; -+ } -+ -+ return(AT91C_BASE_MCI->MCI_RSPR[0]); -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SDCard_GetCID -+//* \brief Asks to the SDCard on the chosen slot to send its CID -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SDCard_GetCID (AT91PS_MciDevice pMCI_Device, unsigned int *response) -+{ -+ if(AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_ALL_SEND_CID_CMD, -+ AT91C_NO_ARGUMENT) != AT91C_CMD_SEND_OK) -+ return AT91C_CMD_SEND_ERROR; -+ -+ response[0] = AT91C_BASE_MCI->MCI_RSPR[0]; -+ response[1] = AT91C_BASE_MCI->MCI_RSPR[1]; -+ response[2] = AT91C_BASE_MCI->MCI_RSPR[2]; -+ response[3] = AT91C_BASE_MCI->MCI_RSPR[3]; -+ -+ return AT91C_CMD_SEND_OK; -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SDCard_SetBusWidth -+//* \brief Set bus width for SDCard -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SDCard_SetBusWidth(AT91PS_MciDevice pMCI_Device) -+{ -+ volatile int ret_value; -+ char bus_width; -+ -+ do -+ { -+ ret_value =AT91F_MCI_GetStatus(pMCI_Device,pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address); -+ } -+ while((ret_value > 0) && ((ret_value & AT91C_SR_READY_FOR_DATA) == 0)); -+ -+ // Select Card -+ AT91F_MCI_SendCommand(pMCI_Device, -+ AT91C_SEL_DESEL_CARD_CMD, -+ (pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address)<<16); -+ -+ // Set bus width for Sdcard -+ if(pMCI_Device->pMCI_DeviceDesc->SDCard_bus_width == AT91C_MCI_SCDBUS) -+ bus_width = AT91C_BUS_WIDTH_4BITS; -+ else bus_width = AT91C_BUS_WIDTH_1BIT; -+ -+ if (AT91F_MCI_SDCard_SendAppCommand(pMCI_Device,AT91C_SDCARD_SET_BUS_WIDTH_CMD,bus_width) != AT91C_CMD_SEND_OK) -+ return AT91C_CMD_SEND_ERROR; -+ -+ return AT91C_CMD_SEND_OK; -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_SDCard_Init -+//* \brief Return the SDCard initialisation status -+//*---------------------------------------------------------------------------- -+AT91S_MCIDeviceStatus AT91F_MCI_SDCard_Init (AT91PS_MciDevice pMCI_Device) -+{ -+ unsigned int tab_response[4]; -+ unsigned int mult,blocknr; -+ -+ AT91F_MCI_SendCommand(pMCI_Device, AT91C_GO_IDLE_STATE_CMD, AT91C_NO_ARGUMENT); -+ -+ if(AT91F_MCI_SDCard_GetOCR(pMCI_Device) == AT91C_INIT_ERROR) -+ return AT91C_INIT_ERROR; -+ -+ if (AT91F_MCI_SDCard_GetCID(pMCI_Device,tab_response) == AT91C_CMD_SEND_OK) -+ { -+ pMCI_Device->pMCI_DeviceFeatures->Card_Inserted = AT91C_SD_CARD_INSERTED; -+ -+ if (AT91F_MCI_SendCommand(pMCI_Device, AT91C_SET_RELATIVE_ADDR_CMD, 0) == AT91C_CMD_SEND_OK) -+ { -+ pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address = (AT91C_BASE_MCI->MCI_RSPR[0] >> 16); -+ if (AT91F_MCI_GetCSD(pMCI_Device,pMCI_Device->pMCI_DeviceFeatures->Relative_Card_Address,tab_response) == AT91C_CMD_SEND_OK) -+ { -+ pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length = 1 << ((tab_response[1] >> AT91C_CSD_RD_B_LEN_S) & AT91C_CSD_RD_B_LEN_M ); -+ pMCI_Device->pMCI_DeviceFeatures->Max_Write_DataBlock_Length = 1 << ((tab_response[3] >> AT91C_CSD_WBLEN_S) & AT91C_CSD_WBLEN_M ); -+ pMCI_Device->pMCI_DeviceFeatures->Sector_Size = 1 + ((tab_response[2] >> AT91C_CSD_v21_SECT_SIZE_S) & AT91C_CSD_v21_SECT_SIZE_M ); -+ pMCI_Device->pMCI_DeviceFeatures->Read_Partial = (tab_response[1] >> AT91C_CSD_RD_B_PAR_S) & AT91C_CSD_RD_B_PAR_M; -+ pMCI_Device->pMCI_DeviceFeatures->Write_Partial = (tab_response[3] >> AT91C_CSD_WBLOCK_P_S) & AT91C_CSD_WBLOCK_P_M; -+ pMCI_Device->pMCI_DeviceFeatures->Erase_Block_Enable = (tab_response[3] >> AT91C_CSD_v21_ER_BLEN_EN_S) & AT91C_CSD_v21_ER_BLEN_EN_M; -+ pMCI_Device->pMCI_DeviceFeatures->Read_Block_Misalignment = (tab_response[1] >> AT91C_CSD_RD_B_MIS_S) & AT91C_CSD_RD_B_MIS_M; -+ pMCI_Device->pMCI_DeviceFeatures->Write_Block_Misalignment = (tab_response[1] >> AT91C_CSD_WR_B_MIS_S) & AT91C_CSD_WR_B_MIS_M; -+ -+ //// Compute Memory Capacity -+ // compute MULT -+ mult = 1 << ( ((tab_response[2] >> AT91C_CSD_C_SIZE_M_S) & AT91C_CSD_C_SIZE_M_M) + 2 ); -+ // compute MSB of C_SIZE -+ blocknr = ((tab_response[1] >> AT91C_CSD_CSIZE_H_S) & AT91C_CSD_CSIZE_H_M) << 2; -+ // compute MULT * (LSB of C-SIZE + MSB already computed + 1) = BLOCKNR -+ blocknr = mult * ( ( blocknr + ( (tab_response[2] >> AT91C_CSD_CSIZE_L_S) & AT91C_CSD_CSIZE_L_M) ) + 1 ); -+ -+ pMCI_Device->pMCI_DeviceFeatures->Memory_Capacity = pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length * blocknr; -+ //// End of Compute Memory Capacity -+ printf("BLK 0x%x", pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length); -+ -+ if( AT91F_MCI_SDCard_SetBusWidth(pMCI_Device) == AT91C_CMD_SEND_OK ) -+ { -+ if (AT91F_MCI_SetBlocklength(pMCI_Device,pMCI_Device->pMCI_DeviceFeatures->Max_Read_DataBlock_Length) == AT91C_CMD_SEND_OK) -+ return AT91C_INIT_OK; -+ } -+ } -+ } -+ } -+ return AT91C_INIT_ERROR; -+} -diff -urN romboot.old/mci_main.cpp romboot/mci_main.cpp ---- romboot.old/mci_main.cpp 1970-01-01 01:00:00.000000000 +0100 -+++ romboot/mci_main.cpp 2007-03-22 18:52:58.000000000 +0100 -@@ -0,0 +1,317 @@ -+//*---------------------------------------------------------------------------- -+//* ATMEL Microcontroller Software Support - ROUSSET - -+//*---------------------------------------------------------------------------- -+//* The software is delivered "AS IS" without warranty or condition of any -+//* kind, either express, implied or statutory. This includes without -+//* limitation any warranty or condition with respect to merchantability or -+//* fitness for any particular purpose, or against the infringements of -+//* intellectual property rights of others. -+//*---------------------------------------------------------------------------- -+//* File Name : main.c -+//* Object : main application written in C -+//* Creation : FB 21/11/2002 -+//* -+//*---------------------------------------------------------------------------- -+#include "com.h" -+#include "dataflash.h" -+#include <AT91C_MCI_Device.h> -+ -+#define AT91C_MCI_TIMEOUT 1000000 /* For AT91F_MCIDeviceWaitReady */ -+#define BUFFER_SIZE_MCI_DEVICE 512 -+#define MASTER_CLOCK 60000000 -+#define FALSE -1 -+#define TRUE 1 -+ -+//* External Functions -+extern "C" void AT91F_ASM_MCI_Handler(void); -+extern "C" void AT91F_MCI_Device_Handler(AT91PS_MciDevice,unsigned int); -+extern AT91S_MCIDeviceStatus AT91F_MCI_SDCard_Init (AT91PS_MciDevice); -+extern AT91S_MCIDeviceStatus AT91F_MCI_SetBlocklength(AT91PS_MciDevice,unsigned int); -+extern AT91S_MCIDeviceStatus AT91F_MCI_ReadBlock(AT91PS_MciDevice,int,unsigned int *,int); -+extern AT91S_MCIDeviceStatus AT91F_MCI_WriteBlock(AT91PS_MciDevice,int,unsigned int *,int); -+//* Global Variables -+AT91S_MciDeviceFeatures MCI_Device_Features; -+AT91S_MciDeviceDesc MCI_Device_Desc; -+AT91S_MciDevice MCI_Device; -+ -+unsigned int dlBuffer = 0x20000000; -+#undef MCI_TEST -+#ifdef MCI_TEST -+char TestString[] = "\r\nHello Hamish\r\n"; -+#endif -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCIDeviceWaitReady -+//* \brief Wait for MCI Device ready -+//*---------------------------------------------------------------------------- -+void AT91F_MCIDeviceWaitReady(unsigned int timeout) -+{ -+ volatile int status; -+ -+ do -+ { -+ status = AT91C_BASE_MCI->MCI_SR; -+ timeout--; -+ } -+ while( !(status & AT91C_MCI_NOTBUSY) && (timeout>0) ); -+} -+ -+unsigned int swab32(unsigned int data) -+{ -+ unsigned int res = 0; -+ -+ res = (data & 0x000000ff) << 24 | -+ (data & 0x0000ff00) << 8 | -+ (data & 0x00ff0000) >> 8 | -+ (data & 0xff000000) >> 24; -+ -+ return res; -+} -+ -+AT91S_MCIDeviceStatus readblock( -+ AT91PS_MciDevice pMCI_Device, -+ int src, -+ unsigned int *databuffer, -+ int sizeToRead) -+{ -+ int i; -+ unsigned char *buf = (unsigned char *)databuffer; -+ -+ //* Read Block 1 -+ for(i=0;i<BUFFER_SIZE_MCI_DEVICE;i++) -+ *buf++ = 0x00; -+ AT91F_MCI_ReadBlock(&MCI_Device,src,databuffer,sizeToRead); -+ -+ //* Wait end of Read -+ AT91F_MCIDeviceWaitReady(AT91C_MCI_TIMEOUT); -+ -+ { -+ int index; -+ unsigned int *uiBuffer = databuffer; -+ -+ for(index = 0; index < 512/4; index++) -+ uiBuffer[index] = swab32(uiBuffer[index]); -+ } -+ return(1); -+} -+ -+#if 0 -+void printdata(unsigned int bufpos) -+ { -+ unsigned int *uip; -+ int linebytes = 16; -+ int nbytes = 64; -+ int size = 4; -+ int i; -+ -+ uip = (unsigned int *)bufpos; -+ -+ do { -+ -+ for(i=0; i<linebytes; i+=size) { -+ printf(" %08x", *uip++); -+ } -+ -+ printf("\n\r"); -+ nbytes -= linebytes; -+ } while (nbytes > 0); -+ } -+#endif -+//extern char message[40]; -+ -+int notnull(int bufpos, unsigned int len) -+{ -+ int i; -+ unsigned char * bp = (unsigned char *)bufpos; -+ -+ for (i=0; i<len; i++) -+ if (bp[i] != '\0') -+ return(1); -+ -+ return(0); -+} -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_Test -+//* \brief Test Functions -+//*---------------------------------------------------------------------------- -+int AT91F_Test(void) -+{ -+ int i; -+ unsigned int Max_Read_DataBlock_Length; -+ int block = 0; -+ int bufpos = dlBuffer; -+ int lastvalid = 0; -+ int NbPage = 0; -+ -+ -+ Max_Read_DataBlock_Length = MCI_Device.pMCI_DeviceFeatures->Max_Read_DataBlock_Length; -+ -+ //* ReadBlock & WriteBlock Test -> Entire Block -+ -+ //* Wait MCI Device Ready -+ AT91F_MCIDeviceWaitReady(AT91C_MCI_TIMEOUT); -+ -+#ifdef MCI_TEST -+ //* Read Block 1 -+ for(i=0;i<BUFFER_SIZE_MCI_DEVICE;i++) Buffer[i] = 0x00; -+ AT91F_MCI_ReadBlock(&MCI_Device,(1*Max_Read_DataBlock_Length),(unsigned int*) Buffer,Max_Read_DataBlock_Length); -+ -+ //* Wait end of Read -+ AT91F_MCIDeviceWaitReady(AT91C_MCI_TIMEOUT); -+ -+ // Write Page 1 -+// sprintf(Buffer,"\n\rThis sentence is written in your device... Congratulations\n\r"); -+ for(i=0; i<16; i++) -+ Buffer[i] = TestString[i]; -+ AT91F_MCI_WriteBlock(&MCI_Device,(1*Max_Read_DataBlock_Length),(unsigned int*) Buffer,Max_Read_DataBlock_Length); -+ -+ //* Wait end of Write -+ AT91F_MCIDeviceWaitReady(AT91C_MCI_TIMEOUT); -+#endif -+ -+ for(i=0; i<64; i++) { -+ readblock(&MCI_Device, block*Max_Read_DataBlock_Length, (unsigned int *)bufpos, Max_Read_DataBlock_Length); -+ if (notnull(bufpos, Max_Read_DataBlock_Length)) -+ lastvalid++; -+ block++; -+ bufpos += 512; -+ } -+ -+ i = dataflash_info[0].Device.pages_number; -+ while(i>>=1) -+ NbPage++; -+ i = lastvalid + (NbPage << 13) + (dataflash_info[0].Device.pages_size << 17); -+ *(int *)(dlBuffer + 0x14) = i; -+ -+ for(i=0; i<4688; i++) { -+ readblock(&MCI_Device, block*Max_Read_DataBlock_Length, (unsigned int *)bufpos, Max_Read_DataBlock_Length); -+ block++; -+ bufpos += 512; -+ } -+ write_dataflash(0xc0000000, dlBuffer, 512 * block); -+ //* End Of Test -+ printf("DONE %d\n\r", lastvalid); -+ -+// printf(Buffer); -+ -+ return TRUE; -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_CfgDevice -+//* \brief This function is used to initialise MMC or SDCard Features -+//*---------------------------------------------------------------------------- -+void AT91F_CfgDevice(void) -+{ -+ // Init Device Structure -+ -+ MCI_Device_Features.Relative_Card_Address = 0; -+ MCI_Device_Features.Card_Inserted = AT91C_CARD_REMOVED; -+ MCI_Device_Features.Max_Read_DataBlock_Length = 0; -+ MCI_Device_Features.Max_Write_DataBlock_Length = 0; -+ MCI_Device_Features.Read_Partial = 0; -+ MCI_Device_Features.Write_Partial = 0; -+ MCI_Device_Features.Erase_Block_Enable = 0; -+ MCI_Device_Features.Sector_Size = 0; -+ MCI_Device_Features.Memory_Capacity = 0; -+ -+ MCI_Device_Desc.state = AT91C_MCI_IDLE; -+ MCI_Device_Desc.SDCard_bus_width = AT91C_MCI_SCDBUS; -+ -+ // Init AT91S_DataFlash Global Structure, by default AT45DB choosen !!! -+ MCI_Device.pMCI_DeviceDesc = &MCI_Device_Desc; -+ MCI_Device.pMCI_DeviceFeatures = &MCI_Device_Features; -+ -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_Test_SDCard -+//* \brief Configure MCI for SDCard and complete SDCard init, then jump to Test Functions -+//*---------------------------------------------------------------------------- -+int AT91F_Test_SDCard(void) -+{ -+ ////////////////////////////////////////////////////////// -+ //* For SDCard Init -+ ////////////////////////////////////////////////////////// -+ -+ AT91F_MCI_Configure(AT91C_BASE_MCI, -+ AT91C_MCI_DTOR_1MEGA_CYCLES, -+ AT91C_MCI_MR_PDCMODE, // 15MHz for MCK = 60MHz (CLKDIV = 1) -+ AT91C_MCI_SDCARD_4BITS_SLOTA); -+ -+ if(AT91F_MCI_SDCard_Init(&MCI_Device) != AT91C_INIT_OK) -+ return FALSE; -+ -+ printf("\n\rINI OK: TST\n\r"); -+ -+ // Enter Main Tests -+ return(AT91F_Test()); -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn AT91F_MCI_Handler -+//* \brief MCI Handler -+//*---------------------------------------------------------------------------- -+extern "C" void AT91F_MCI_Handler(void); -+ -+void AT91F_MCI_Handler(void) -+{ -+ int status; -+ -+ status = ( AT91C_BASE_MCI->MCI_SR & AT91C_BASE_MCI->MCI_IMR ); -+ -+ AT91F_MCI_Device_Handler(&MCI_Device,status); -+} -+ -+//*---------------------------------------------------------------------------- -+//* \fn main -+//* \brief main function -+//*---------------------------------------------------------------------------- -+int mci_main(void) -+{ -+// printf("MCI Test\n\r"); -+ -+/////////////////////////////////////////////////////////////////////////////////////////// -+// MCI Init : common to MMC and SDCard -+/////////////////////////////////////////////////////////////////////////////////////////// -+ -+// printf("\n\rInit MCI Interface\n\r"); -+ -+ // Set up PIO SDC_TYPE to switch on MMC/SDCard and not DataFlash Card -+ AT91F_PIO_CfgOutput(AT91C_BASE_PIOB,AT91C_PIO_PB7); -+ AT91F_PIO_SetOutput(AT91C_BASE_PIOB,AT91C_PIO_PB7); -+ -+ // Init MCI for MMC and SDCard interface -+ AT91F_MCI_CfgPIO(); -+ AT91F_MCI_CfgPMC(); -+ AT91F_PDC_Open(AT91C_BASE_PDC_MCI); -+ -+ // Disable all the interrupts -+ AT91C_BASE_MCI->MCI_IDR = 0xFFFFFFFF; -+ -+ // Init MCI Device Structures -+ AT91F_CfgDevice(); -+ -+ // Configure MCI interrupt -+ AT91F_AIC_ConfigureIt(AT91C_BASE_AIC, -+ AT91C_ID_MCI, -+ AT91C_AIC_PRIOR_HIGHEST, -+ AT91C_AIC_SRCTYPE_INT_LEVEL_SENSITIVE, -+ AT91F_ASM_MCI_Handler); -+ -+ // Enable MCI interrupt -+ AT91F_AIC_EnableIt(AT91C_BASE_AIC,AT91C_ID_MCI); -+ -+/////////////////////////////////////////////////////////////////////////////////////////// -+// Enter Test Menu -+/////////////////////////////////////////////////////////////////////////////////////////// -+ -+ // Enable Receiver -+ AT91F_US_EnableRx((AT91PS_USART) AT91C_BASE_DBGU); -+ -+ if(AT91F_Test_SDCard() == TRUE) -+ printf("\n\rTST OK\n\r"); -+ else -+ printf("\n\rTST Fail\n\r"); -+ return(1); -+} |