diff options
Diffstat (limited to 'target/linux/sibyte')
| -rw-r--r-- | target/linux/sibyte/Makefile | 4 | ||||
| -rw-r--r-- | target/linux/sibyte/config-default (renamed from target/linux/sibyte/config-2.6.21) | 171 | ||||
| -rw-r--r-- | target/linux/sibyte/patches/000-DUART.patch | 1025 |
3 files changed, 83 insertions, 1117 deletions
diff --git a/target/linux/sibyte/Makefile b/target/linux/sibyte/Makefile index 52728da..74c15cb 100644 --- a/target/linux/sibyte/Makefile +++ b/target/linux/sibyte/Makefile @@ -8,10 +8,10 @@ include $(TOPDIR)/rules.mk ARCH:=mips BOARD:=sibyte -BOARDNAME:=SiByte MIPS +BOARDNAME:=Broadcom/SiByte SB-1 FEATURES:=broken -LINUX_VERSION:=2.6.21.5 +LINUX_VERSION:=2.6.24 include $(INCLUDE_DIR)/target.mk diff --git a/target/linux/sibyte/config-2.6.21 b/target/linux/sibyte/config-default index 1c4f3e1..4cf2ac5 100644 --- a/target/linux/sibyte/config-2.6.21 +++ b/target/linux/sibyte/config-default @@ -1,22 +1,26 @@ # CONFIG_32BIT is not set CONFIG_64BIT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_POPULATES_NODE_MAP=y +# CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_ARCH_SUPPORTS_OPROFILE=y # CONFIG_ARPD is not set # CONFIG_ATM is not set # CONFIG_ATMEL is not set -# CONFIG_AU1000_UART is not set CONFIG_BASE_SMALL=0 +# CONFIG_BCM47XX is not set CONFIG_BINFMT_ELF32=y -CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BITREVERSE=y +CONFIG_BLOCK_COMPAT=y # CONFIG_BONDING is not set CONFIG_BOOT_ELF32=y +CONFIG_BROADCOM_PHY=y # CONFIG_BSD_DISKLABEL is not set # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_BT is not set -CONFIG_BUILD_ELF64=y -CONFIG_CC_ALIGN_FUNCTIONS=0 -CONFIG_CC_ALIGN_JUMPS=0 -CONFIG_CC_ALIGN_LABELS=0 -CONFIG_CC_ALIGN_LOOPS=0 +CONFIG_CEVT_SB1250=y +CONFIG_CFE=y # CONFIG_CIFS_STATS is not set # CONFIG_CLS_U32_MARK is not set # CONFIG_CLS_U32_PERF is not set @@ -24,12 +28,12 @@ CONFIG_COMPAT=y # CONFIG_COMPUTONE is not set # CONFIG_CONFIGFS_FS is not set CONFIG_CONNECTOR=m -CONFIG_CPUSETS=y CONFIG_CPU_BIG_ENDIAN=y CONFIG_CPU_HAS_LLSC=y CONFIG_CPU_HAS_PREFETCH=y CONFIG_CPU_HAS_SYNC=y # CONFIG_CPU_LITTLE_ENDIAN is not set +# CONFIG_CPU_LOONGSON2 is not set # CONFIG_CPU_MIPS32_R1 is not set # CONFIG_CPU_MIPS32_R2 is not set # CONFIG_CPU_MIPS64_R1 is not set @@ -50,128 +54,105 @@ CONFIG_CPU_SB1=y # CONFIG_CPU_SB1_PASS_2_112x is not set # CONFIG_CPU_SB1_PASS_2_1250 is not set # CONFIG_CPU_SB1_PASS_2_2 is not set -# CONFIG_CPU_SB1_PASS_3 is not set -CONFIG_CPU_SB1_PASS_4=y +CONFIG_CPU_SB1_PASS_3=y +# CONFIG_CPU_SB1_PASS_4 is not set CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y CONFIG_CPU_SUPPORTS_HIGHMEM=y # CONFIG_CPU_TX39XX is not set # CONFIG_CPU_TX49XX is not set # CONFIG_CPU_VR41XX is not set +# CONFIG_CRYPTO_HW is not set +CONFIG_CSRC_SB1250=y # CONFIG_CYCLADES is not set -# CONFIG_DDB5074 is not set -# CONFIG_DDB5476 is not set -# CONFIG_DDB5477 is not set +CONFIG_DEVPORT=y # CONFIG_DIGIEPCA is not set # CONFIG_DM9000 is not set CONFIG_DMA_COHERENT=y +# CONFIG_E1000E is not set +CONFIG_EARLY_PRINTK=y +# CONFIG_FIXED_PHY is not set +CONFIG_FS_POSIX_ACL=y CONFIG_FW_LOADER=m -# CONFIG_GEN_RTC is not set +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y +CONFIG_GENERIC_CMOS_UPDATE=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +# CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ is not set +CONFIG_HAS_DMA=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y # CONFIG_HERMES is not set -# CONFIG_HID is not set +CONFIG_HID_SUPPORT=y # CONFIG_HOSTAP_PCI is not set # CONFIG_HOSTAP_PLX is not set CONFIG_HW_HAS_PCI=y CONFIG_HW_RANDOM=m CONFIG_HZ=250 # CONFIG_HZ_100 is not set -# CONFIG_HZ_128 is not set -# CONFIG_HZ_1024 is not set CONFIG_HZ_250=y -# CONFIG_HZ_256 is not set -# CONFIG_HZ_48 is not set # CONFIG_I2C is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set # CONFIG_IDE is not set -# CONFIG_IKCONFIG is not set -# CONFIG_INET6_TUNNEL is not set CONFIG_INITRAMFS_ROOT_GID=0 CONFIG_INITRAMFS_ROOT_UID=0 CONFIG_INITRAMFS_SOURCE="../root" CONFIG_INPUT=m -# CONFIG_IOSCHED_NOOP is not set -# CONFIG_IP6_NF_MATCH_AHESP is not set +# CONFIG_IP1000 is not set # CONFIG_IP6_NF_MATCH_FRAG is not set # CONFIG_IP6_NF_MATCH_HL is not set # CONFIG_IP6_NF_MATCH_IPV6HEADER is not set -CONFIG_IP6_NF_MATCH_MULTIPORT=m # CONFIG_IP6_NF_MATCH_OPTS is not set -# CONFIG_IP6_NF_MATCH_POLICY is not set # CONFIG_IP6_NF_MATCH_RT is not set # CONFIG_IP6_NF_TARGET_HL is not set # CONFIG_IP6_NF_TARGET_LOG is not set # CONFIG_IPW2100 is not set # CONFIG_IPW2200 is not set -# CONFIG_IP_DCCP is not set # CONFIG_IP_NF_ARPTABLES is not set -# CONFIG_IP_NF_CT_PROTO_SCTP is not set # CONFIG_IP_NF_MATCH_ADDRTYPE is not set -CONFIG_IP_NF_MATCH_AH_ESP=m -CONFIG_IP_NF_MATCH_DSCP=m -# CONFIG_IP_NF_MATCH_HASHLIMIT is not set -CONFIG_IP_NF_MATCH_MULTIPORT=m -# CONFIG_IP_NF_MATCH_POLICY is not set -CONFIG_IP_NF_TARGET_DSCP=m # CONFIG_IP_NF_TARGET_LOG is not set # CONFIG_IP_NF_TARGET_NETMAP is not set # CONFIG_IP_NF_TARGET_SAME is not set -# CONFIG_IP_ROUTE_MULTIPATH_CACHED is not set # CONFIG_IP_ROUTE_VERBOSE is not set +CONFIG_IRQ_CPU=y # CONFIG_ISI is not set -# CONFIG_LIBCRC32C is not set +# CONFIG_LEDS_ALIX is not set +# CONFIG_LEMOTE_FULONG is not set # CONFIG_LLC2 is not set -CONFIG_LOCK_KERNEL=y CONFIG_LOG_BUF_SHIFT=15 # CONFIG_MACH_ALCHEMY is not set # CONFIG_MACH_DECSTATION is not set # CONFIG_MACH_JAZZ is not set # CONFIG_MACH_VR41XX is not set +# CONFIG_MDIO_BITBANG is not set CONFIG_MINI_FO=m CONFIG_MIPS=y CONFIG_MIPS32_COMPAT=y # CONFIG_MIPS32_N32 is not set CONFIG_MIPS32_O32=y # CONFIG_MIPS_ATLAS is not set -# CONFIG_MIPS_BOSPORUS is not set # CONFIG_MIPS_COBALT is not set -# CONFIG_MIPS_DB1000 is not set -# CONFIG_MIPS_DB1100 is not set -# CONFIG_MIPS_DB1200 is not set -# CONFIG_MIPS_DB1500 is not set -# CONFIG_MIPS_DB1550 is not set -# CONFIG_MIPS_EV64120 is not set -# CONFIG_MIPS_EV96100 is not set -# CONFIG_MIPS_ITE8172 is not set -# CONFIG_MIPS_IVR is not set CONFIG_MIPS_L1_CACHE_SHIFT=5 # CONFIG_MIPS_MALTA is not set -# CONFIG_MIPS_MIRAGE is not set -# CONFIG_MIPS_MT is not set -# CONFIG_MIPS_MTX1 is not set -# CONFIG_MIPS_PB1000 is not set -# CONFIG_MIPS_PB1100 is not set -# CONFIG_MIPS_PB1200 is not set -# CONFIG_MIPS_PB1500 is not set -# CONFIG_MIPS_PB1550 is not set +CONFIG_MIPS_MT_DISABLED=y +# CONFIG_MIPS_MT_SMP is not set +# CONFIG_MIPS_MT_SMTC is not set # CONFIG_MIPS_SEAD is not set # CONFIG_MIPS_SIM is not set -# CONFIG_MIPS_XXS1500 is not set -# CONFIG_MOMENCO_JAGUAR_ATX is not set -# CONFIG_MOMENCO_OCELOT is not set -# CONFIG_MOMENCO_OCELOT_3 is not set -# CONFIG_MOMENCO_OCELOT_C is not set -# CONFIG_MOMENCO_OCELOT_G is not set # CONFIG_MOXA_INTELLIO is not set # CONFIG_MOXA_SMARTIO is not set # CONFIG_MOXA_SMARTIO_NEW is not set CONFIG_MTD=y # CONFIG_MTD_ABSENT is not set -# CONFIG_MTD_BLKMTD is not set +CONFIG_MTD_BLKDEVS=y CONFIG_MTD_BLOCK=y # CONFIG_MTD_BLOCK2MTD is not set CONFIG_MTD_CFI=y # CONFIG_MTD_CFI_ADV_OPTIONS is not set CONFIG_MTD_CFI_AMDSTD=y -CONFIG_MTD_CFI_AMDSTD_RETRY=0 CONFIG_MTD_CFI_I1=y CONFIG_MTD_CFI_I2=y # CONFIG_MTD_CFI_I4 is not set @@ -196,104 +177,114 @@ CONFIG_MTD_MAP_BANK_WIDTH_2=y CONFIG_MTD_MAP_BANK_WIDTH_4=y # CONFIG_MTD_MAP_BANK_WIDTH_8 is not set # CONFIG_MTD_MTDRAM is not set -# CONFIG_MTD_NAND is not set -# CONFIG_MTD_OBSOLETE_CHIPS is not set # CONFIG_MTD_ONENAND is not set CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_PCI is not set # CONFIG_MTD_PHRAM is not set -# CONFIG_MTD_PHYSMAP is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_BANKWIDTH=2 +CONFIG_MTD_PHYSMAP_LEN=0 +CONFIG_MTD_PHYSMAP_START=0x8000000 # CONFIG_MTD_PLATRAM is not set # CONFIG_MTD_PMC551 is not set # CONFIG_MTD_RAM is not set # CONFIG_MTD_REDBOOT_PARTS is not set # CONFIG_MTD_ROM is not set # CONFIG_MTD_SLRAM is not set -# CONFIG_NET_DIVERT is not set +CONFIG_NETDEV_1000=y # CONFIG_NET_EMATCH is not set # CONFIG_NET_IPGRE_BROADCAST is not set # CONFIG_NET_PCI is not set # CONFIG_NET_PKTGEN is not set -CONFIG_NET_SB1250_MAC=y # CONFIG_NET_SCH_NETEM is not set # CONFIG_NET_VENDOR_3COM is not set -CONFIG_NETDEV_1000=y -CONFIG_NR_CPUS=2 -# CONFIG_NTFS_FS is not set +# CONFIG_NO_IOPORT is not set # CONFIG_N_HDLC is not set -CONFIG_OBSOLETE_INTERMODULE=y -CONFIG_OBSOLETE_MODPARM=y # CONFIG_PAGE_SIZE_16KB is not set CONFIG_PAGE_SIZE_4KB=y # CONFIG_PAGE_SIZE_64KB is not set # CONFIG_PAGE_SIZE_8KB is not set -# CONFIG_PCMCIA is not set -# CONFIG_PCCARD is not set -# CONFIG_PCI_LEGACY_PROC is not set +CONFIG_PCI_DOMAINS=y +CONFIG_PHYLIB=y +# CONFIG_PMC_MSP is not set # CONFIG_PMC_YOSEMITE is not set # CONFIG_PNX8550_JBS is not set # CONFIG_PNX8550_STB810 is not set # CONFIG_PPP_MULTILINK is not set # CONFIG_PPP_SYNC_TTY is not set -# CONFIG_PREEMPT_BKL is not set # CONFIG_PRISM54 is not set # CONFIG_PROC_KCORE is not set -# CONFIG_RELAYFS_FS is not set +# CONFIG_QSEMI_PHY is not set +CONFIG_RESOURCES_64BIT=y # CONFIG_RIO is not set +# CONFIG_RISCOM8 is not set # CONFIG_ROCKETPORT is not set -# CONFIG_ROMFS_FS is not set # CONFIG_RTC is not set +CONFIG_RTC_LIB=y CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_SB1250_MAC=y # CONFIG_SB1XXX_CORELIS is not set # CONFIG_SB1_CERR_STALL is not set # CONFIG_SB1_CEX_ALWAYS_FATAL is not set +CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y # CONFIG_SCSI is not set +# CONFIG_SCSI_DMA is not set # CONFIG_SERIAL_8250 is not set CONFIG_SERIAL_NONSTANDARD=y +CONFIG_SERIAL_SB1250_DUART=y +CONFIG_SERIAL_SB1250_DUART_CONSOLE=y # CONFIG_SGI_IP22 is not set # CONFIG_SGI_IP27 is not set # CONFIG_SGI_IP32 is not set +CONFIG_SIBYTE_BCM1125H=y +CONFIG_SIBYTE_BCM112X=y # CONFIG_SIBYTE_BIGSUR is not set # CONFIG_SIBYTE_BUS_WATCHER is not set # CONFIG_SIBYTE_CARMEL is not set CONFIG_SIBYTE_CFE=y -CONFIG_SIBYTE_CFE_CONSOLE=y +# CONFIG_SIBYTE_CFE_CONSOLE is not set # CONFIG_SIBYTE_CRHINE is not set # CONFIG_SIBYTE_CRHONE is not set # CONFIG_SIBYTE_DMA_PAGEOPS is not set +CONFIG_SIBYTE_ENABLE_LDT_IF_PCI=y CONFIG_SIBYTE_HAS_LDT=y +CONFIG_SIBYTE_HAS_ZBUS_PROFILING=y # CONFIG_SIBYTE_LITTLESUR is not set # CONFIG_SIBYTE_PTSWARM is not set -# CONFIG_SIBYTE_RHONE is not set -CONFIG_SIBYTE_SB1250=y -CONFIG_SIBYTE_SB1250_DUART=y -CONFIG_SIBYTE_SB1250_DUART_CONSOLE=y -# CONFIG_SIBYTE_SB1250_PROF is not set +CONFIG_SIBYTE_RHONE=y CONFIG_SIBYTE_SB1xxx_SOC=y # CONFIG_SIBYTE_SENTOSA is not set -CONFIG_SIBYTE_SWARM=y +# CONFIG_SIBYTE_SWARM is not set # CONFIG_SIBYTE_TBPROF is not set # CONFIG_SIMULATION is not set -CONFIG_SMP=y +CONFIG_SLABINFO=y +# CONFIG_SMSC_PHY is not set # CONFIG_SOUND is not set # CONFIG_SPARSEMEM_STATIC is not set +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set # CONFIG_SPECIALIX is not set +CONFIG_SSB_POSSIBLE=y # CONFIG_STALDRV is not set -CONFIG_STOP_MACHINE=y CONFIG_SWAP_IO_SPACE=y # CONFIG_SX is not set # CONFIG_SYNCLINKMP is not set # CONFIG_SYNCLINK_GT is not set +CONFIG_SYSVIPC_COMPAT=y +CONFIG_SYSVIPC_SYSCTL=y CONFIG_SYS_HAS_CPU_SB1=y +CONFIG_SYS_HAS_EARLY_PRINTK=y CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y CONFIG_SYS_SUPPORTS_64BIT_KERNEL=y +CONFIG_SYS_SUPPORTS_ARBIT_HZ=y CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y -CONFIG_SYS_SUPPORTS_HIGHMEM=y CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y -# CONFIG_TELCLOCK is not set +CONFIG_TICK_ONESHOT=y # CONFIG_TOSHIBA_JMR3927 is not set # CONFIG_TOSHIBA_RBTX4927 is not set # CONFIG_TOSHIBA_RBTX4938 is not set -# CONFIG_UNUSED_SYMBOLS is not set # CONFIG_USB is not set +# CONFIG_USER_NS is not set +# CONFIG_VGASTATE is not set # CONFIG_WATCHDOG is not set +CONFIG_WEAK_ORDERING=y +CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/sibyte/patches/000-DUART.patch b/target/linux/sibyte/patches/000-DUART.patch deleted file mode 100644 index 468d9df..0000000 --- a/target/linux/sibyte/patches/000-DUART.patch +++ /dev/null @@ -1,1025 +0,0 @@ -diff -Nur linux-2.6.21.1/drivers/char/Kconfig linux-2.6.21.1-owrt/drivers/char/Kconfig ---- linux-2.6.21.1/drivers/char/Kconfig 2007-04-27 23:49:26.000000000 +0200 -+++ linux-2.6.21.1-owrt/drivers/char/Kconfig 2007-05-24 22:28:54.000000000 +0200 -@@ -386,6 +386,14 @@ - If you have an Alchemy AU1000 processor (MIPS based) and you want - to use a console on a serial port, say Y. Otherwise, say N. - -+config SIBYTE_SB1250_DUART -+ bool "Support for BCM1xxx onchip DUART" -+ depends on MIPS && SIBYTE_SB1xxx_SOC=y -+ -+config SIBYTE_SB1250_DUART_CONSOLE -+ bool "Console on BCM1xxx DUART" -+ depends on SIBYTE_SB1250_DUART -+ - config SERIAL_DEC - bool "DECstation serial support" - depends on MACH_DECSTATION -diff -Nur linux-2.6.21.1/drivers/char/Makefile linux-2.6.21.1-owrt/drivers/char/Makefile ---- linux-2.6.21.1/drivers/char/Makefile 2007-04-27 23:49:26.000000000 +0200 -+++ linux-2.6.21.1-owrt/drivers/char/Makefile 2007-05-24 22:32:31.000000000 +0200 -@@ -32,6 +32,7 @@ - obj-$(CONFIG_ATARI_DSP56K) += dsp56k.o - obj-$(CONFIG_MOXA_SMARTIO) += mxser.o - obj-$(CONFIG_MOXA_SMARTIO_NEW) += mxser_new.o -+obj-$(CONFIG_SIBYTE_SB1250_DUART) += sb1250_duart.o - obj-$(CONFIG_COMPUTONE) += ip2/ - obj-$(CONFIG_RISCOM8) += riscom8.o - obj-$(CONFIG_ISI) += isicom.o -diff -Nur linux-2.6.21.1/drivers/char/sb1250_duart.c linux-2.6.21.1-owrt/drivers/char/sb1250_duart.c ---- linux-2.6.21.1/drivers/char/sb1250_duart.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.21.1-owrt/drivers/char/sb1250_duart.c 2007-05-24 22:10:12.000000000 +0200 -@@ -0,0 +1,979 @@ -+/* -+ * Copyright (C) 2000,2001,2002,2003,2004 Broadcom Corporation -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public License -+ * as published by the Free Software Foundation; either version 2 -+ * of the License, or (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program; if not, write to the Free Software -+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -+ */ -+ -+/* -+ * Driver support for the on-chip sb1250 dual-channel serial port, -+ * running in asynchronous mode. Also, support for doing a serial console -+ * on one of those ports -+ */ -+#include <linux/types.h> -+#include <linux/kernel.h> -+#include <linux/serial.h> -+#include <linux/interrupt.h> -+#include <linux/module.h> -+#include <linux/console.h> -+#include <linux/kdev_t.h> -+#include <linux/major.h> -+#include <linux/termios.h> -+#include <linux/spinlock.h> -+#include <linux/irq.h> -+#include <linux/errno.h> -+#include <linux/tty.h> -+#include <linux/sched.h> -+#include <linux/tty_flip.h> -+#include <linux/timer.h> -+#include <linux/init.h> -+#include <linux/mm.h> -+#include <asm/delay.h> -+#include <asm/io.h> -+#include <asm/uaccess.h> -+#include <asm/sibyte/swarm.h> -+#include <asm/sibyte/sb1250.h> -+#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) -+#include <asm/sibyte/bcm1480_regs.h> -+#include <asm/sibyte/bcm1480_int.h> -+#elif defined(CONFIG_SIBYTE_SB1250) || defined(CONFIG_SIBYTE_BCM112X) -+#include <asm/sibyte/sb1250_regs.h> -+#include <asm/sibyte/sb1250_int.h> -+#else -+#error invalid SiByte UART configuation -+#endif -+#include <asm/sibyte/sb1250_uart.h> -+#include <asm/war.h> -+ -+#if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) -+#define UNIT_CHANREG(n,reg) A_BCM1480_DUART_CHANREG((n),(reg)) -+#define UNIT_IMRREG(n) A_BCM1480_DUART_IMRREG(n) -+#define UNIT_INT(n) (K_BCM1480_INT_UART_0 + (n)) -+#elif defined(CONFIG_SIBYTE_SB1250) || defined(CONFIG_SIBYTE_BCM112X) -+#define UNIT_CHANREG(n,reg) A_DUART_CHANREG((n),(reg)) -+#define UNIT_IMRREG(n) A_DUART_IMRREG(n) -+#define UNIT_INT(n) (K_INT_UART_0 + (n)) -+#else -+#error invalid SiByte UART configuation -+#endif -+ -+/* Toggle spewing of debugging output */ -+#undef DEBUG -+ -+#define DEFAULT_CFLAGS (CS8 | B115200) -+ -+#define TX_INTEN 1 -+#define DUART_INITIALIZED 2 -+ -+#define DUART_MAX_LINE 4 -+char sb1250_duart_present[DUART_MAX_LINE]; -+EXPORT_SYMBOL(sb1250_duart_present); -+ -+/* -+ * In bug 1956, we get glitches that can mess up uart registers. This -+ * "read-mode-reg after any register access" is an accepted workaround. -+ */ -+#if SIBYTE_1956_WAR -+# define SB1_SER1956_WAR { \ -+ u32 ignore; \ -+ ignore = csr_in32(uart_states[line].mode_1); \ -+ ignore = csr_in32(uart_states[line].mode_2); \ -+ } -+#else -+# define SB1_SER1956_WAR -+#endif -+ -+/* -+ * Still not sure what the termios structures set up here are for, -+ * but we have to supply pointers to them to register the tty driver -+ */ -+static struct tty_driver *sb1250_duart_driver; //, sb1250_duart_callout_driver; -+ -+/* -+ * This lock protects both the open flags for all the uart states as -+ * well as the reference count for the module -+ */ -+static DEFINE_SPINLOCK(open_lock); -+ -+typedef struct { -+ unsigned char outp_buf[SERIAL_XMIT_SIZE]; -+ unsigned int outp_head; -+ unsigned int outp_tail; -+ unsigned int outp_count; -+ spinlock_t outp_lock; -+ unsigned int open; -+ unsigned int line; -+ unsigned int last_cflags; -+ unsigned long flags; -+ struct tty_struct *tty; -+ -+ /* CSR addresses */ -+ unsigned int *status; -+ unsigned int *imr; -+ unsigned int *tx_hold; -+ unsigned int *rx_hold; -+ unsigned int *mode_1; -+ unsigned int *mode_2; -+ unsigned int *clk_sel; -+ unsigned int *cmd; -+} uart_state_t; -+ -+static uart_state_t uart_states[DUART_MAX_LINE]; -+ -+/* -+ * Inline functions local to this module -+ */ -+ -+static inline u32 READ_SERCSR(volatile u32 *addr, int line) -+{ -+ u32 val = csr_in32(addr); -+ SB1_SER1956_WAR; -+ return val; -+} -+ -+static inline void WRITE_SERCSR(u32 val, volatile u32 *addr, int line) -+{ -+ csr_out32(val, addr); -+ SB1_SER1956_WAR; -+} -+ -+static void init_duart_port(uart_state_t *port, int line) -+{ -+ if (!(port->flags & DUART_INITIALIZED)) { -+ port->line = line; -+ port->status = IOADDR(UNIT_CHANREG(line, R_DUART_STATUS)); -+ port->imr = IOADDR(UNIT_IMRREG(line)); -+ port->tx_hold = IOADDR(UNIT_CHANREG(line, R_DUART_TX_HOLD)); -+ port->rx_hold = IOADDR(UNIT_CHANREG(line, R_DUART_RX_HOLD)); -+ port->mode_1 = IOADDR(UNIT_CHANREG(line, R_DUART_MODE_REG_1)); -+ port->mode_2 = IOADDR(UNIT_CHANREG(line, R_DUART_MODE_REG_2)); -+ port->clk_sel = IOADDR(UNIT_CHANREG(line, R_DUART_CLK_SEL)); -+ port->cmd = IOADDR(UNIT_CHANREG(line, R_DUART_CMD)); -+ port->last_cflags = DEFAULT_CFLAGS; -+ spin_lock_init(&port->outp_lock); -+ port->flags |= DUART_INITIALIZED; -+ } -+} -+ -+/* -+ * Mask out the passed interrupt lines at the duart level. This should be -+ * called while holding the associated outp_lock. -+ */ -+static inline void duart_mask_ints(unsigned int line, unsigned int mask) -+{ -+ uart_state_t *port = uart_states + line; -+ u64 tmp = READ_SERCSR(port->imr, line); -+ WRITE_SERCSR(tmp & ~mask, port->imr, line); -+} -+ -+ -+/* Unmask the passed interrupt lines at the duart level */ -+static inline void duart_unmask_ints(unsigned int line, unsigned int mask) -+{ -+ uart_state_t *port = uart_states + line; -+ u64 tmp = READ_SERCSR(port->imr, line); -+ WRITE_SERCSR(tmp | mask, port->imr, line); -+} -+ -+static inline void transmit_char_pio(uart_state_t *us) -+{ -+ struct tty_struct *tty = us->tty; -+ int blocked = 0; -+ -+ if (spin_trylock(&us->outp_lock)) { -+ for (;;) { -+ if (!(READ_SERCSR(us->status, us->line) & M_DUART_TX_RDY)) -+ break; -+ if (us->outp_count <= 0 || tty->stopped || tty->hw_stopped) { -+ break; -+ } else { -+ WRITE_SERCSR(us->outp_buf[us->outp_head], -+ us->tx_hold, us->line); -+ us->outp_head = (us->outp_head + 1) & (SERIAL_XMIT_SIZE-1); -+ if (--us->outp_count <= 0) -+ break; -+ } -+ udelay(10); -+ } -+ spin_unlock(&us->outp_lock); -+ } else { -+ blocked = 1; -+ } -+ -+ if (!us->outp_count || tty->stopped || -+ tty->hw_stopped || blocked) { -+ us->flags &= ~TX_INTEN; -+ duart_mask_ints(us->line, M_DUART_IMR_TX); -+ } -+ -+ if (us->open && -+ (us->outp_count < (SERIAL_XMIT_SIZE/2))) { -+ /* -+ * We told the discipline at one point that we had no -+ * space, so it went to sleep. Wake it up when we hit -+ * half empty -+ */ -+ if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) && -+ tty->ldisc.write_wakeup) -+ tty->ldisc.write_wakeup(tty); -+ wake_up_interruptible(&tty->write_wait); -+ } -+} -+ -+/* -+ * Generic interrupt handler for both channels. dev_id is a pointer -+ * to the proper uart_states structure, so from that we can derive -+ * which port interrupted -+ */ -+ -+static irqreturn_t duart_int(int irq, void *dev_id) -+{ -+ uart_state_t *us = (uart_state_t *)dev_id; -+ struct tty_struct *tty = us->tty; -+ unsigned int status = READ_SERCSR(us->status, us->line); -+ -+ pr_debug("DUART INT\n"); -+ -+ if (status & M_DUART_RX_RDY) { -+ int counter = 2048; -+ unsigned int ch; -+ -+ if (status & M_DUART_OVRUN_ERR) -+ tty_insert_flip_char(tty, 0, TTY_OVERRUN); -+ if (status & M_DUART_PARITY_ERR) { -+ printk("Parity error!\n"); -+ } else if (status & M_DUART_FRM_ERR) { -+ printk("Frame error!\n"); -+ } -+ -+ while (counter > 0) { -+ if (!(READ_SERCSR(us->status, us->line) & M_DUART_RX_RDY)) -+ break; -+ ch = READ_SERCSR(us->rx_hold, us->line); -+ tty_insert_flip_char(tty, ch, 0); -+ udelay(1); -+ counter--; -+ } -+ tty_flip_buffer_push(tty); -+ } -+ -+ if (status & M_DUART_TX_RDY) { -+ transmit_char_pio(us); -+ } -+ -+ return IRQ_HANDLED; -+} -+ -+/* -+ * Actual driver functions -+ */ -+ -+/* Return the number of characters we can accomodate in a write at this instant */ -+static int duart_write_room(struct tty_struct *tty) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ int retval; -+ -+ retval = SERIAL_XMIT_SIZE - us->outp_count; -+ -+ pr_debug("duart_write_room called, returning %i\n", retval); -+ -+ return retval; -+} -+ -+/* memcpy the data from src to destination, but take extra care if the -+ data is coming from user space */ -+static inline int copy_buf(char *dest, const char *src, int size, int from_user) -+{ -+ if (from_user) { -+ (void) copy_from_user(dest, src, size); -+ } else { -+ memcpy(dest, src, size); -+ } -+ return size; -+} -+ -+/* -+ * Buffer up to count characters from buf to be written. If we don't have -+ * other characters buffered, enable the tx interrupt to start sending -+ */ -+static int duart_write(struct tty_struct *tty, const unsigned char *buf, -+ int count) -+{ -+ uart_state_t *us; -+ int c, t, total = 0; -+ unsigned long flags; -+ -+ if (!tty) return 0; -+ -+ us = tty->driver_data; -+ if (!us) return 0; -+ -+ pr_debug("duart_write called for %i chars by %i (%s)\n", count, -+ current->pid, current->comm); -+ -+ spin_lock_irqsave(&us->outp_lock, flags); -+ -+ for (;;) { -+ c = count; -+ -+ t = SERIAL_XMIT_SIZE - us->outp_tail; -+ if (t < c) c = t; -+ -+ t = SERIAL_XMIT_SIZE - 1 - us->outp_count; -+ if (t < c) c = t; -+ -+ if (c <= 0) break; -+ -+ memcpy(us->outp_buf + us->outp_tail, buf, c); -+ -+ us->outp_count += c; -+ us->outp_tail = (us->outp_tail + c) & (SERIAL_XMIT_SIZE - 1); -+ buf += c; -+ count -= c; -+ total += c; -+ } -+ -+ spin_unlock_irqrestore(&us->outp_lock, flags); -+ -+ if (us->outp_count && !tty->stopped && -+ !tty->hw_stopped && !(us->flags & TX_INTEN)) { -+ us->flags |= TX_INTEN; -+ duart_unmask_ints(us->line, M_DUART_IMR_TX); -+ } -+ -+ return total; -+} -+ -+ -+/* Buffer one character to be written. If there's not room for it, just drop -+ it on the floor. This is used for echo, among other things */ -+static void duart_put_char(struct tty_struct *tty, u_char ch) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ unsigned long flags; -+ -+ pr_debug("duart_put_char called. Char is %x (%c)\n", (int)ch, ch); -+ -+ spin_lock_irqsave(&us->outp_lock, flags); -+ -+ if (us->outp_count == SERIAL_XMIT_SIZE) { -+ spin_unlock_irqrestore(&us->outp_lock, flags); -+ return; -+ } -+ -+ us->outp_buf[us->outp_tail] = ch; -+ us->outp_tail = (us->outp_tail + 1) &(SERIAL_XMIT_SIZE-1); -+ us->outp_count++; -+ -+ spin_unlock_irqrestore(&us->outp_lock, flags); -+} -+ -+static void duart_flush_chars(struct tty_struct * tty) -+{ -+ uart_state_t *port; -+ -+ if (!tty) -+ return; -+ -+ port = tty->driver_data; -+ -+ if (!port) -+ return; -+ -+ if (port->outp_count <= 0 || tty->stopped || tty->hw_stopped) { -+ return; -+ } -+ -+ port->flags |= TX_INTEN; -+ duart_unmask_ints(port->line, M_DUART_IMR_TX); -+} -+ -+/* Return the number of characters in the output buffer that have yet to be -+ written */ -+static int duart_chars_in_buffer(struct tty_struct *tty) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ int retval; -+ -+ retval = us->outp_count; -+ -+ pr_debug("duart_chars_in_buffer returning %i\n", retval); -+ -+ return retval; -+} -+ -+/* Kill everything we haven't yet shoved into the FIFO. Turn off the -+ transmit interrupt since we've nothing more to transmit */ -+static void duart_flush_buffer(struct tty_struct *tty) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ unsigned long flags; -+ -+ pr_debug("duart_flush_buffer called\n"); -+ spin_lock_irqsave(&us->outp_lock, flags); -+ us->outp_head = us->outp_tail = us->outp_count = 0; -+ spin_unlock_irqrestore(&us->outp_lock, flags); -+ -+ wake_up_interruptible(&us->tty->write_wait); -+ if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) && -+ tty->ldisc.write_wakeup) -+ tty->ldisc.write_wakeup(tty); -+} -+ -+ -+/* See sb1250 user manual for details on these registers */ -+static inline void duart_set_cflag(unsigned int line, unsigned int cflag) -+{ -+ unsigned int mode_reg1 = 0, mode_reg2 = 0; -+ unsigned int clk_divisor; -+ uart_state_t *port = uart_states + line; -+ -+ switch (cflag & CSIZE) { -+ case CS7: -+ mode_reg1 |= V_DUART_BITS_PER_CHAR_7; -+ -+ default: -+ /* We don't handle CS5 or CS6...is there a way we're supposed to -+ * flag this? right now we just force them to CS8 */ -+ mode_reg1 |= 0x0; -+ break; -+ } -+ if (cflag & CSTOPB) { -+ mode_reg2 |= M_DUART_STOP_BIT_LEN_2; -+ } -+ if (!(cflag & PARENB)) { -+ mode_reg1 |= V_DUART_PARITY_MODE_NONE; -+ } -+ if (cflag & PARODD) { -+ mode_reg1 |= M_DUART_PARITY_TYPE_ODD; -+ } -+ -+ /* Formula for this is (5000000/baud)-1, but we saturate -+ at 12 bits, which means we can't actually do anything less -+ that 1200 baud */ -+ switch (cflag & CBAUD) { -+ case B200: -+ case B300: -+ case B1200: clk_divisor = 4095; break; -+ case B1800: clk_divisor = 2776; break; -+ case B2400: clk_divisor = 2082; break; -+ case B4800: clk_divisor = 1040; break; -+ case B9600: clk_divisor = 519; break; -+ case B19200: clk_divisor = 259; break; -+ case B38400: clk_divisor = 129; break; -+ default: -+ case B57600: clk_divisor = 85; break; -+ case B115200: clk_divisor = 42; break; -+ } -+ WRITE_SERCSR(mode_reg1, port->mode_1, port->line); -+ WRITE_SERCSR(mode_reg2, port->mode_2, port->line); -+ WRITE_SERCSR(clk_divisor, port->clk_sel, port->line); -+ port->last_cflags = cflag; -+} -+ -+ -+/* Handle notification of a termios change. */ -+static void duart_set_termios(struct tty_struct *tty, struct termios *old) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ -+ pr_debug("duart_set_termios called by %i (%s)\n", current->pid, -+ current->comm); -+ if (old && tty->termios->c_cflag == old->c_cflag) -+ return; -+ duart_set_cflag(us->line, tty->termios->c_cflag); -+} -+ -+static int get_serial_info(uart_state_t *us, struct serial_struct * retinfo) -+{ -+ struct serial_struct tmp; -+ -+ memset(&tmp, 0, sizeof(tmp)); -+ -+ tmp.type = PORT_SB1250; -+ tmp.line = us->line; -+ tmp.port = UNIT_CHANREG(tmp.line,0); -+ tmp.irq = UNIT_INT(tmp.line); -+ tmp.xmit_fifo_size = 16; /* fixed by hw */ -+ tmp.baud_base = 5000000; -+ tmp.io_type = SERIAL_IO_MEM; -+ -+ if (copy_to_user(retinfo,&tmp,sizeof(*retinfo))) -+ return -EFAULT; -+ -+ return 0; -+} -+ -+static int duart_ioctl(struct tty_struct *tty, struct file * file, -+ unsigned int cmd, unsigned long arg) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ -+/* if (serial_paranoia_check(info, tty->device, "rs_ioctl")) -+ return -ENODEV;*/ -+ switch (cmd) { -+ case TIOCMGET: -+ printk("Ignoring TIOCMGET\n"); -+ break; -+ case TIOCMBIS: -+ printk("Ignoring TIOCMBIS\n"); -+ break; -+ case TIOCMBIC: -+ printk("Ignoring TIOCMBIC\n"); -+ break; -+ case TIOCMSET: -+ printk("Ignoring TIOCMSET\n"); -+ break; -+ case TIOCGSERIAL: -+ return get_serial_info(us,(struct serial_struct *) arg); -+ case TIOCSSERIAL: -+ printk("Ignoring TIOCSSERIAL\n"); -+ break; -+ case TIOCSERCONFIG: -+ printk("Ignoring TIOCSERCONFIG\n"); -+ break; -+ case TIOCSERGETLSR: /* Get line status register */ -+ printk("Ignoring TIOCSERGETLSR\n"); -+ break; -+ case TIOCSERGSTRUCT: -+ printk("Ignoring TIOCSERGSTRUCT\n"); -+ break; -+ case TIOCMIWAIT: -+ printk("Ignoring TIOCMIWAIT\n"); -+ break; -+ case TIOCGICOUNT: -+ printk("Ignoring TIOCGICOUNT\n"); -+ break; -+ case TIOCSERGWILD: -+ printk("Ignoring TIOCSERGWILD\n"); -+ break; -+ case TIOCSERSWILD: -+ printk("Ignoring TIOCSERSWILD\n"); -+ break; -+ default: -+ break; -+ } -+// printk("Ignoring IOCTL %x from pid %i (%s)\n", cmd, current->pid, current->comm); -+ return -ENOIOCTLCMD; -+} -+ -+/* XXXKW locking? */ -+static void duart_start(struct tty_struct *tty) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ -+ pr_debug("duart_start called\n"); -+ -+ if (us->outp_count && !(us->flags & TX_INTEN)) { -+ us->flags |= TX_INTEN; -+ duart_unmask_ints(us->line, M_DUART_IMR_TX); -+ } -+} -+ -+/* XXXKW locking? */ -+static void duart_stop(struct tty_struct *tty) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ -+ pr_debug("duart_stop called\n"); -+ -+ if (us->outp_count && (us->flags & TX_INTEN)) { -+ us->flags &= ~TX_INTEN; -+ duart_mask_ints(us->line, M_DUART_IMR_TX); -+ } -+} -+ -+/* Not sure on the semantics of this; are we supposed to wait until the stuff -+ * already in the hardware FIFO drains, or are we supposed to wait until -+ * we've drained the output buffer, too? I'm assuming the former, 'cause thats -+ * what the other drivers seem to assume -+ */ -+ -+static void duart_wait_until_sent(struct tty_struct *tty, int timeout) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ unsigned long orig_jiffies; -+ -+ orig_jiffies = jiffies; -+ pr_debug("duart_wait_until_sent(%d)+\n", timeout); -+ while (!(READ_SERCSR(us->status, us->line) & M_DUART_TX_EMT)) { -+ set_current_state(TASK_INTERRUPTIBLE); -+ schedule_timeout(1); -+ if (signal_pending(current)) -+ break; -+ if (timeout && time_after(jiffies, orig_jiffies + timeout)) -+ break; -+ } -+ pr_debug("duart_wait_until_sent()-\n"); -+} -+ -+/* -+ * duart_hangup() --- called by tty_hangup() when a hangup is signaled. -+ */ -+static void duart_hangup(struct tty_struct *tty) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ -+ duart_flush_buffer(tty); -+ us->open = 0; -+ us->tty = 0; -+} -+ -+/* -+ * Open a tty line. Note that this can be called multiple times, so ->open can -+ * be >1. Only set up the tty struct if this is a "new" open, e.g. ->open was -+ * zero -+ */ -+static int duart_open(struct tty_struct *tty, struct file *filp) -+{ -+ uart_state_t *us; -+ unsigned int line = tty->index; -+ unsigned long flags; -+ -+ if ((line >= tty->driver->num) || !sb1250_duart_present[line]) -+ return -ENODEV; -+ -+ pr_debug("duart_open called by %i (%s), tty is %p, rw is %p, ww is %p\n", -+ current->pid, current->comm, tty, (void *)&tty->read_wait, -+ (void *)&tty->write_wait); -+ -+ us = uart_states + line; -+ tty->driver_data = us; -+ -+ spin_lock_irqsave(&open_lock, flags); -+ if (!us->open) { -+ us->tty = tty; -+ us->tty->termios->c_cflag = us->last_cflags; -+ } -+ us->open++; -+ us->flags &= ~TX_INTEN; -+ duart_unmask_ints(line, M_DUART_IMR_RX); -+ spin_unlock_irqrestore(&open_lock, flags); -+ -+ return 0; -+} -+ -+ -+/* -+ * Close a reference count out. If reference count hits zero, null the -+ * tty, kill the interrupts. The tty_io driver is responsible for making -+ * sure we've cleared out our internal buffers before calling close() -+ */ -+static void duart_close(struct tty_struct *tty, struct file *filp) -+{ -+ uart_state_t *us = (uart_state_t *) tty->driver_data; -+ unsigned long flags; -+ -+ pr_debug("duart_close called by %i (%s)\n", current->pid, current->comm); -+ -+ if (!us || !us->open) -+ return; -+ -+ spin_lock_irqsave(&open_lock, flags); -+ if (tty_hung_up_p(filp)) { -+ spin_unlock_irqrestore(&open_lock, flags); -+ return; -+ } -+ -+ if (--us->open < 0) { -+ us->open = 0; -+ printk(KERN_ERR "duart: bad open count: %d\n", us->open); -+ } -+ if (us->open) { -+ spin_unlock_irqrestore(&open_lock, flags); -+ return; -+ } -+ -+ spin_unlock_irqrestore(&open_lock, flags); -+ -+ tty->closing = 1; -+ -+ /* Stop accepting input */ -+ duart_mask_ints(us->line, M_DUART_IMR_RX); -+ /* Wait for FIFO to drain */ -+ while (!(READ_SERCSR(us->status, us->line) & M_DUART_TX_EMT)) -+ ; -+ -+ if (tty->driver->flush_buffer) -+ tty->driver->flush_buffer(tty); -+ if (tty->ldisc.flush_buffer) -+ tty->ldisc.flush_buffer(tty); -+ tty->closing = 0; -+} -+ -+ -+static struct tty_operations duart_ops = { -+ .open = duart_open, -+ .close = duart_close, -+ .write = duart_write, -+ .put_char = duart_put_char, -+ .flush_chars = duart_flush_chars, -+ .write_room = duart_write_room, -+ .chars_in_buffer = duart_chars_in_buffer, -+ .flush_buffer = duart_flush_buffer, -+ .ioctl = duart_ioctl, -+// .throttle = duart_throttle, -+// .unthrottle = duart_unthrottle, -+ .set_termios = duart_set_termios, -+ .stop = duart_stop, -+ .start = duart_start, -+ .hangup = duart_hangup, -+ .wait_until_sent = duart_wait_until_sent, -+}; -+ -+/* Initialize the sb1250_duart_present array based on SOC type. */ -+static void __init sb1250_duart_init_present_lines(void) -+{ -+ int i, max_lines; -+ -+ /* Set the number of available units based on the SOC type. */ -+ switch (soc_type) { -+ case K_SYS_SOC_TYPE_BCM1x55: -+ case K_SYS_SOC_TYPE_BCM1x80: -+ max_lines = 4; -+ break; -+ default: -+ /* Assume at least two serial ports at the normal address. */ -+ max_lines = 2; -+ break; -+ } -+ if (max_lines > DUART_MAX_LINE) -+ max_lines = DUART_MAX_LINE; -+ -+ for (i = 0; i < max_lines; i++) -+ sb1250_duart_present[i] = 1; -+} -+ -+/* Set up the driver and register it, register the UART interrupts. This -+ is called from tty_init, or as a part of the module init */ -+static int __init sb1250_duart_init(void) -+{ -+ int i; -+ -+ sb1250_duart_init_present_lines(); -+ -+ sb1250_duart_driver = alloc_tty_driver(DUART_MAX_LINE); -+ if (!sb1250_duart_driver) -+ return -ENOMEM; -+ -+ sb1250_duart_driver->owner = THIS_MODULE; -+ sb1250_duart_driver->name = "duart"; -+ sb1250_duart_driver->major = TTY_MAJOR; -+ sb1250_duart_driver->minor_start = SB1250_DUART_MINOR_BASE; -+ sb1250_duart_driver->type = TTY_DRIVER_TYPE_SERIAL; -+ sb1250_duart_driver->subtype = SERIAL_TYPE_NORMAL; -+ sb1250_duart_driver->init_termios = tty_std_termios; -+ sb1250_duart_driver->flags = TTY_DRIVER_REAL_RAW; -+ tty_set_operations(sb1250_duart_driver, &duart_ops); -+ -+ for (i = 0; i < DUART_MAX_LINE; i++) { -+ uart_state_t *port = uart_states + i; -+ -+ if (!sb1250_duart_present[i]) -+ continue; -+ -+ init_duart_port(port, i); -+ duart_mask_ints(i, M_DUART_IMR_ALL); -+ if (request_irq(UNIT_INT(i), duart_int, 0, "uart", port)) { -+ panic("Couldn't get uart0 interrupt line"); -+ } -+ /* -+ * this generic write to a register does not implement the 1956 -+ * WAR and sometimes output gets corrupted afterwards, -+ * especially if the port was in use as a console. -+ */ -+ __raw_writel(M_DUART_RX_EN|M_DUART_TX_EN, port->cmd); -+ -+ /* -+ * we should really check to see if it's registered as a console -+ * before trashing those settings -+ */ -+ duart_set_cflag(i, port->last_cflags); -+ } -+ -+ /* Interrupts are now active, our ISR can be called. */ -+ -+ if (tty_register_driver(sb1250_duart_driver)) { -+ printk(KERN_ERR "Couldn't register sb1250 duart serial driver\n"); -+ put_tty_driver(sb1250_duart_driver); -+ return 1; -+ } -+ return 0; -+} -+ -+/* Unload the driver. Unregister stuff, get ready to go away */ -+static void __exit sb1250_duart_fini(void) -+{ -+ unsigned long flags; -+ int i; -+ -+ local_irq_save(flags); -+ tty_unregister_driver(sb1250_duart_driver); -+ put_tty_driver(sb1250_duart_driver); -+ -+ for (i = 0; i < DUART_MAX_LINE; i++) { -+ if (!sb1250_duart_present[i]) -+ continue; -+ free_irq(UNIT_INT(i), &uart_states[i]); -+ disable_irq(UNIT_INT(i)); -+ } -+ local_irq_restore(flags); -+} -+ -+module_init(sb1250_duart_init); -+module_exit(sb1250_duart_fini); -+MODULE_DESCRIPTION("SB1250 Duart serial driver"); -+MODULE_AUTHOR("Broadcom Corp."); -+ -+#ifdef CONFIG_SIBYTE_SB1250_DUART_CONSOLE -+ -+/* -+ * Serial console stuff. Very basic, polling driver for doing serial -+ * console output. The console_sem is held by the caller, so we -+ * shouldn't be interrupted for more console activity. -+ * XXXKW What about getting interrupted by uart driver activity? -+ */ -+ -+void serial_outc(unsigned char c, int line) -+{ -+ uart_state_t *port = uart_states + line; -+ while (!(READ_SERCSR(port->status, line) & M_DUART_TX_RDY)) ; -+ WRITE_SERCSR(c, port->tx_hold, line); -+ while (!(READ_SERCSR(port->status, port->line) & M_DUART_TX_EMT)) ; -+} -+ -+static void ser_console_write(struct console *cons, const char *s, -+ unsigned int count) -+{ -+ int line = cons->index; -+ uart_state_t *port = uart_states + line; -+ u32 imr; -+ -+ imr = READ_SERCSR(port->imr, line); -+ WRITE_SERCSR(0, port->imr, line); -+ while (count--) { -+ if (*s == '\n') -+ serial_outc('\r', line); -+ serial_outc(*s++, line); -+ } -+ WRITE_SERCSR(imr, port->imr, line); -+} -+ -+static struct tty_driver *ser_console_device(struct console *c, int *index) -+{ -+ *index = c->index; -+ return sb1250_duart_driver; -+} -+ -+static int ser_console_setup(struct console *cons, char *str) -+{ -+ int i; -+ -+ sb1250_duart_init_present_lines(); -+ -+ for (i = 0; i < DUART_MAX_LINE; i++) { -+ uart_state_t *port = uart_states + i; -+ u32 cflags = DEFAULT_CFLAGS; -+ -+ if (!sb1250_duart_present[i]) -+ continue; -+ -+ init_duart_port(port, i); -+ if (str) { -+ int speed; -+ char par = 'n'; -+ int cbits = 8; -+ -+ cflags = 0; -+ -+ /* -+ * format is in Documentation/serial_console.txt -+ */ -+ sscanf(str, "%d%c%d", &speed, &par, &cbits); -+ -+ switch (speed) { -+ case 200: -+ case 300: -+ case 1200: -+ cflags |= B1200; -+ break; -+ case 1800: -+ cflags |= B1800; -+ break; -+ case 2400: -+ cflags |= B2400; -+ break; -+ case 4800: -+ cflags |= B4800; -+ break; -+ default: -+ case 9600: -+ cflags |= B9600; -+ break; -+ case 19200: -+ cflags |= B19200; -+ break; -+ case 38400: -+ cflags |= B38400; -+ break; -+ case 57600: -+ cflags |= B57600; -+ break; -+ case 115200: -+ cflags |= B115200; -+ break; -+ } -+ switch (par) { -+ case 'o': -+ cflags |= PARODD; -+ case 'e': -+ cflags |= PARENB; -+ } -+ switch (cbits) { -+ default: // we only do 7 or 8 -+ case 8: -+ cflags |= CS8; -+ break; -+ case 7: -+ cflags |= CS7; -+ break; -+ } -+ } -+ duart_set_cflag(i, cflags); -+ WRITE_SERCSR(M_DUART_RX_EN | M_DUART_TX_EN, port->cmd, i); -+ } -+ -+ return 0; -+} -+ -+static struct console sb1250_ser_cons = { -+ .name = "duart", -+ .write = ser_console_write, -+ .device = ser_console_device, -+ .setup = ser_console_setup, -+ .flags = CON_PRINTBUFFER, -+ .index = -1, -+}; -+ -+static int __init sb1250_serial_console_init(void) -+{ -+ //add_preferred_console("duart", 0, "57600n8"); -+ register_console(&sb1250_ser_cons); -+ return 0; -+} -+ -+console_initcall(sb1250_serial_console_init); -+ -+#endif /* CONFIG_SIBYTE_SB1250_DUART_CONSOLE */ -diff -Nur linux-2.6.21.1/include/linux/serial.h linux-2.6.21.1-owrt/include/linux/serial.h ---- linux-2.6.21.1/include/linux/serial.h 2007-04-27 23:49:26.000000000 +0200 -+++ linux-2.6.21.1-owrt/include/linux/serial.h 2007-05-24 22:10:29.000000000 +0200 -@@ -76,7 +76,8 @@ - #define PORT_16654 11 - #define PORT_16850 12 - #define PORT_RSA 13 /* RSA-DV II/S card */ --#define PORT_MAX 13 -+#define PORT_SB1250 14 -+#define PORT_MAX 14 - - #define SERIAL_IO_PORT 0 - #define SERIAL_IO_HUB6 1 |