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fix .21 for sibyte.. because we can..

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7332 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
kaloz 2007-05-24 21:02:53 +00:00
parent 3f52da6181
commit 9e26bd65a8
4 changed files with 237 additions and 137 deletions
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14
target/linux/sibyte-2.6/config/default
View File

@ -88,9 +88,18 @@ CONFIG_DMA_COHERENT=y
CONFIG_FW_LOADER=m
# CONFIG_GEN_RTC is not set
# CONFIG_HERMES is not set
# CONFIG_HID is not set
# 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_IDE is not set
# CONFIG_IKCONFIG is not set
@ -173,6 +182,7 @@ CONFIG_MIPS_L1_CACHE_SHIFT=5
# 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
@ -251,13 +261,14 @@ CONFIG_PAGE_SIZE_4KB=y
# CONFIG_PCI_LEGACY_PROC is not set
# CONFIG_PMC_YOSEMITE is not set
# CONFIG_PNX8550_JBS is not set
# CONFIG_PNX8550_V2PCI 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_RIO is not set
# CONFIG_ROCKETPORT is not set
# CONFIG_ROMFS_FS is not set
# CONFIG_RTC is not set
@ -312,5 +323,6 @@ CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=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_WATCHDOG is not set

37
target/linux/sibyte-2.6/image/Makefile Normal file
View File

@ -0,0 +1,37 @@
#
# Copyright (C) 2007 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
#define Image/Prepare
# cp $(LINUX_DIR)/arch/arm/boot/zImage $(KDIR)/zImage
#endef
define Image/BuildKernel
cp $(KDIR)/vmlinux $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux
endef
define Image/Build
$(call Image/Build/$(1),$(1))
endef
define Image/Build/jffs2-64k
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img bs=65536 conv=sync
endef
define Image/Build/jffs2-128k
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img bs=131072 conv=sync
$(call Image/Build/slug,$(1))
endef
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img bs=131072 conv=sync
$(call Image/Build/slug,$(1))
endef
$(eval $(call BuildImage))

306
target/linux/sibyte-2.6/patches/000-DUART.patch
View File

@ -1,9 +1,9 @@
diff -Nur linux-2.6.17/drivers/char/Kconfig linux-2.6.17-owrt/drivers/char/Kconfig
--- linux-2.6.17/drivers/char/Kconfig 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17-owrt/drivers/char/Kconfig 2006-06-18 12:41:36.000000000 +0200
@@ -340,6 +340,14 @@
To compile this driver as a module, choose M here: the
module will be called istallion.
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"
@ -13,24 +13,24 @@ diff -Nur linux-2.6.17/drivers/char/Kconfig linux-2.6.17-owrt/drivers/char/Kconf
+ bool "Console on BCM1xxx DUART"
+ depends on SIBYTE_SB1250_DUART
+
config AU1000_UART
bool "Enable Au1000 UART Support"
depends on SERIAL_NONSTANDARD && MIPS
diff -Nur linux-2.6.17/drivers/char/Makefile linux-2.6.17-owrt/drivers/char/Makefile
--- linux-2.6.17/drivers/char/Makefile 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17-owrt/drivers/char/Makefile 2006-06-18 12:42:57.000000000 +0200
@@ -31,6 +31,7 @@
obj-$(CONFIG_A2232) += ser_a2232.o generic_serial.o
config SERIAL_DEC
bool "DECstation serial support"
depends on MACH_DECSTATION
diff -Nur linux-2.6.21.1/drivers/char/Makefile linux-2.6.21.1-owrt/drivers/char/Makefile
--- linux-2.6.21.1/drivers/char/Makefile 2007-04-27 23:49:26.000000000 +0200
+++ linux-2.6.21.1-owrt/drivers/char/Makefile 2007-05-24 22:32:31.000000000 +0200
@@ -32,6 +32,7 @@
obj-$(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-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/char/sb1250_duart.c
--- linux-2.6.17/drivers/char/sb1250_duart.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17-owrt/drivers/char/sb1250_duart.c 2006-06-18 12:41:36.000000000 +0200
@@ -0,0 +1,911 @@
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
+ *
@ -43,18 +43,17 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ * 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
+ * on one of those ports
+ */
+#include <linux/autoconf.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/serial.h>
@ -115,69 +114,71 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+EXPORT_SYMBOL(sb1250_duart_present);
+
+/*
+ * Still not sure what the termios structures set up here are for,
+ * 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
+ * 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;
+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 */
+ volatile u32 *status;
+ volatile u32 *imr;
+ volatile u32 *tx_hold;
+ volatile u32 *rx_hold;
+ volatile u32 *mode_1;
+ volatile u32 *mode_2;
+ volatile u32 *clk_sel;
+ volatile u32 *cmd;
+ 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
+ * Inline functions local to this module
+ */
+
+/*
+ * In bug 1956, we get glitches that can mess up uart registers. This
+ * "write-mode-1 after any register access" is the accepted
+ * workaround.
+ */
+#if SIBYTE_1956_WAR
+static unsigned int last_mode1[DUART_MAX_LINE];
+#endif
+
+static inline u32 READ_SERCSR(volatile u32 *addr, int line)
+{
+ u32 val = csr_in32(addr);
+#if SIBYTE_1956_WAR
+ csr_out32(last_mode1[line], uart_states[line].mode_1);
+#endif
+ SB1_SER1956_WAR;
+ return val;
+}
+
+static inline void WRITE_SERCSR(u32 val, volatile u32 *addr, int line)
+{
+ csr_out32(val, addr);
+#if SIBYTE_1956_WAR
+ csr_out32(last_mode1[line], uart_states[line].mode_1);
+#endif
+ SB1_SER1956_WAR;
+}
+
+static void init_duart_port(uart_state_t *port, int line)
@ -192,6 +193,8 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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;
+ }
+}
@ -207,7 +210,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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)
+{
@ -247,7 +250,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ duart_mask_ints(us->line, M_DUART_IMR_TX);
+ }
+
+ if (us->open &&
+ if (us->open &&
+ (us->outp_count < (SERIAL_XMIT_SIZE/2))) {
+ /*
+ * We told the discipline at one point that we had no
@ -261,10 +264,10 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ }
+}
+
+/*
+/*
+ * 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
+ * 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)
@ -324,10 +327,10 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+
+/* 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)
+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);
+ (void) copy_from_user(dest, src, size);
+ } else {
+ memcpy(dest, src, size);
+ }
@ -350,7 +353,8 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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);
+ pr_debug("duart_write called for %i chars by %i (%s)\n", count,
+ current->pid, current->comm);
+
+ spin_lock_irqsave(&us->outp_lock, flags);
+
@ -376,7 +380,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+
+ spin_unlock_irqrestore(&us->outp_lock, flags);
+
+ if (us->outp_count && !tty->stopped &&
+ 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);
@ -413,11 +417,13 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+{
+ uart_state_t *port;
+
+ if (!tty) return;
+ if (!tty)
+ return;
+
+ port = tty->driver_data;
+
+ if (!port) return;
+ if (!port)
+ return;
+
+ if (port->outp_count <= 0 || tty->stopped || tty->hw_stopped) {
+ return;
@ -427,7 +433,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ duart_unmask_ints(port->line, M_DUART_IMR_TX);
+}
+
+/* Return the number of characters in the output buffer that have yet to be
+/* 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)
+{
@ -470,10 +476,10 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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 */
+ /* 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;
+ }
@ -486,21 +492,21 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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 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;
+ default:
+ 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;
+ }
@ -516,25 +522,26 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+{
+ uart_state_t *us = (uart_state_t *) tty->driver_data;
+
+ pr_debug("duart_set_termios called by %i (%s)\n", current->pid, current->comm);
+ 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) {
+
+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;
+ 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;
@ -622,10 +629,10 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+}
+
+/* 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
+*/
+ * 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)
+{
@ -636,7 +643,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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);
+ schedule_timeout(1);
+ if (signal_pending(current))
+ break;
+ if (timeout && time_after(jiffies, orig_jiffies + timeout))
@ -672,8 +679,8 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ 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, tty->read_wait,
+ tty->write_wait);
+ current->pid, current->comm, tty, (void *)&tty->read_wait,
+ (void *)&tty->write_wait);
+
+ us = uart_states + line;
+ tty->driver_data = us;
@ -784,7 +791,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+
+/* 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)
+static int __init sb1250_duart_init(void)
+{
+ int i;
+
@ -796,7 +803,6 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+
+ sb1250_duart_driver->owner = THIS_MODULE;
+ sb1250_duart_driver->name = "duart";
+ sb1250_duart_driver->devfs_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;
@ -805,21 +811,29 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ sb1250_duart_driver->flags = TTY_DRIVER_REAL_RAW;
+ tty_set_operations(sb1250_duart_driver, &duart_ops);
+
+ for (i=0; i<DUART_MAX_LINE; i++) {
+ 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);
+ spin_lock_init(&port->outp_lock);
+ 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");
+ }
+ __raw_writeq(M_DUART_RX_EN|M_DUART_TX_EN,
+ IOADDR(UNIT_CHANREG(i, R_DUART_CMD)));
+ duart_set_cflag(i, DEFAULT_CFLAGS);
+ /*
+ * 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. */
@ -842,7 +856,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ tty_unregister_driver(sb1250_duart_driver);
+ put_tty_driver(sb1250_duart_driver);
+
+ for (i=0; i<DUART_MAX_LINE; i++) {
+ for (i = 0; i < DUART_MAX_LINE; i++) {
+ if (!sb1250_duart_present[i])
+ continue;
+ free_irq(UNIT_INT(i), &uart_states[i]);
@ -886,7 +900,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+ if (*s == '\n')
+ serial_outc('\r', line);
+ serial_outc(*s++, line);
+ }
+ }
+ WRITE_SERCSR(imr, port->imr, line);
+}
+
@ -902,25 +916,78 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+
+ sb1250_duart_init_present_lines();
+
+ for (i=0; i<DUART_MAX_LINE; i++) {
+ 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 SIBYTE_1956_WAR
+ last_mode1[i] = V_DUART_PARITY_MODE_NONE|V_DUART_BITS_PER_CHAR_8;
+#endif
+ WRITE_SERCSR(V_DUART_PARITY_MODE_NONE|V_DUART_BITS_PER_CHAR_8,
+ port->mode_1, i);
+ WRITE_SERCSR(M_DUART_STOP_BIT_LEN_1,
+ port->mode_2, i);
+ WRITE_SERCSR(V_DUART_BAUD_RATE(115200),
+ port->clk_sel, i);
+ WRITE_SERCSR(M_DUART_RX_EN|M_DUART_TX_EN,
+ port->cmd, 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;
+}
+
@ -935,6 +1002,7 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+
+static int __init sb1250_serial_console_init(void)
+{
+ //add_preferred_console("duart", 0, "57600n8");
+ register_console(&sb1250_ser_cons);
+ return 0;
+}
@ -942,9 +1010,9 @@ diff -Nur linux-2.6.17/drivers/char/sb1250_duart.c linux-2.6.17-owrt/drivers/cha
+console_initcall(sb1250_serial_console_init);
+
+#endif /* CONFIG_SIBYTE_SB1250_DUART_CONSOLE */
diff -Nur linux-2.6.17/include/linux/serial.h linux-2.6.17-owrt/include/linux/serial.h
--- linux-2.6.17/include/linux/serial.h 2006-06-18 03:49:35.000000000 +0200
+++ linux-2.6.17-owrt/include/linux/serial.h 2006-06-18 12:41:36.000000000 +0200
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

17
target/linux/sibyte-2.6/patches/001-bcm112x_ax.patch
View File

@ -1,17 +0,0 @@
--- linux-2.6.16.4/arch/mips/sibyte/sb1250/setup.c 2006-04-21 16:16:18.000000000 -0700
+++ linux-2.6.16.4/arch/mips/sibyte/sb1250/setup.c 2006-04-21 16:15:22.000000000 -0700
@@ -140,6 +140,14 @@
periph_rev = 3;
pass_str = "A2";
break;
+ case K_SYS_REVISION_BCM112x_A3:
+ periph_rev = 3;
+ pass_str = "A3";
+ break;
+ case K_SYS_REVISION_BCM112x_A4:
+ periph_rev = 3;
+ pass_str = "A4";
+ break;
default:
prom_printf("Unknown %s rev %x\n", soc_str, soc_pass);
ret = 1;