[PATCH 2/2] qi-split-board-specific-in-steppingstone.patch
Andy Green
andy at openmoko.com
Sun Nov 2 05:13:07 CET 2008
Signed-off-by: Andy Green <andy at openmoko.com>
---
include/qi.h | 1
include/s3c6410.h | 4 --
src/cpu/s3c6410/gta03-steppingstone.c | 76 ++++++++++++++++++++++++++++++
src/cpu/s3c6410/gta03.c | 66 --------------------------
src/cpu/s3c6410/qi.lds | 6 +-
src/cpu/s3c6410/smdk6410-steppingstone.c | 71 ++++++++++++++++++++++++++++
src/cpu/s3c6410/smdk6410.c | 72 ----------------------------
src/cpu/s3c6410/start.S | 2 +
src/cpu/s3c6410/start_qi.c | 22 ++++++---
9 files changed, 168 insertions(+), 152 deletions(-)
create mode 100644 src/cpu/s3c6410/gta03-steppingstone.c
create mode 100644 src/cpu/s3c6410/smdk6410-steppingstone.c
diff --git a/include/qi.h b/include/qi.h
index 1ddf9cb..1ecf31f 100644
--- a/include/qi.h
+++ b/include/qi.h
@@ -74,6 +74,7 @@ struct board_api {
unsigned long linux_tag_placement;
const struct board_variant const * (*get_board_variant)(void);
int (*is_this_board)(void);
+ void (*early_port_init)(void);
void (*port_init)(void);
void (*putc)(char);
void (*close)(void);
diff --git a/include/s3c6410.h b/include/s3c6410.h
index 960c493..7314fc2 100644
--- a/include/s3c6410.h
+++ b/include/s3c6410.h
@@ -96,8 +96,6 @@ extern ulong virt_to_phy_smdk2416(ulong addr);
extern void test_hsmmc (uint width, uint test, uint start_blk, uint blknum);
-/* external variables */
-extern struct movi_offset_t ofsinfo;
//#include <asm/hardware.h>
@@ -107,7 +105,7 @@ typedef enum {
S3C64XX_UART2,
} S3C64XX_UARTS_NR;
-#define __REG(x) (*((unsigned int *)(x)))
+#define __REG(x) (*((volatile unsigned int *)(x)))
//#include <s3c64x0.h>
#endif
diff --git a/src/cpu/s3c6410/gta03-steppingstone.c b/src/cpu/s3c6410/gta03-steppingstone.c
new file mode 100644
index 0000000..be5d37b
--- /dev/null
+++ b/src/cpu/s3c6410/gta03-steppingstone.c
@@ -0,0 +1,76 @@
+#include <qi.h>
+#include <neo_gta03.h>
+#include <s3c6410.h>
+#include <serial-s3c64xx.h>
+
+#define GTA03_DEBUG_UART 3
+
+/* out of steppingstone */
+extern const struct board_variant const * get_board_variant_gta03(void);
+extern void port_init_gta03(void);
+
+
+int is_this_board_gta03(void)
+{
+ /* FIXME: find something gta03 specific */
+ return 1;
+}
+
+static void putc_gta03(char c)
+{
+ serial_putc_s3c64xx(GTA03_DEBUG_UART, c);
+}
+
+int sd_card_init_gta03(void)
+{
+ extern int s3c6410_mmc_init(int verbose);
+
+ return s3c6410_mmc_init(1);
+}
+
+int sd_card_block_read_gta03(unsigned char * buf, unsigned long start512,
+ int blocks512)
+{
+unsigned long s3c6410_mmc_bread(int dev_num, unsigned long blknr, unsigned long blkcnt,
+ void *dst);
+
+ return s3c6410_mmc_bread(0, start512, blocks512, buf);
+}
+
+/*
+ * our API for bootloader on this machine
+ */
+const struct board_api board_api_gta03 = {
+ .name = "GTA03",
+ .linux_machine_id = 1866,
+ .linux_mem_start = 0x50000000,
+ .linux_mem_size = (128 * 1024 * 1024),
+ .linux_tag_placement = 0x50000000 + 0x100,
+ .get_board_variant = get_board_variant_gta03,
+ .is_this_board = is_this_board_gta03,
+ .port_init = port_init_gta03,
+ .putc = putc_gta03,
+ .kernel_source = {
+ [0] = {
+ .name = "SD Card rootfs",
+ .block_read = sd_card_block_read_gta03,
+ .filesystem = FS_EXT2,
+ .partition_index = 2,
+ .filepath = "boot/uImage.bin",
+ .initramfs_filepath = "boot/initramfs.gz",
+ .commandline = "console=ttySAC3,115200 " \
+ "loglevel=8 init=/bin/sh " \
+ "root=/dev/ram ramdisk_size=6000000"
+ },
+ [1] = {
+ .name = "SD Card backup rootfs",
+ .block_read = sd_card_block_read_gta03,
+ .filesystem = FS_EXT2,
+ .partition_index = 3,
+ .filepath = "boot/uImage.bin",
+ .initramfs_filepath = "boot/initramfs.gz",
+ .commandline = "console=ttySAC3,115200 " \
+ "loglevel=8 init=/bin/sh "
+ }, },
+};
+
diff --git a/src/cpu/s3c6410/gta03.c b/src/cpu/s3c6410/gta03.c
index d2141ca..167746f 100644
--- a/src/cpu/s3c6410/gta03.c
+++ b/src/cpu/s3c6410/gta03.c
@@ -5,8 +5,6 @@
#include <i2c-bitbang-s3c6410.h>
#include <pcf50633.h>
-#define GTA03_DEBUG_UART 3
-
#define PCF50633_I2C_ADS 0x73
const struct pcf50633_init gta03_pcf50633_init[] = {
@@ -795,67 +793,3 @@ const struct board_variant const * get_board_variant_gta03(void)
return &board_variants[gta03_get_pcb_revision()];
}
-int is_this_board_gta03(void)
-{
- /* FIXME: find something gta03 specific */
- return 1;
-}
-
-static __attribute__ (( section (".steppingstone") )) void putc_gta03(char c)
-{
- serial_putc_s3c64xx(GTA03_DEBUG_UART, c);
-}
-
-int sd_card_init_gta03(void)
-{
- extern int s3c6410_mmc_init(int verbose);
-
- return s3c6410_mmc_init(1);
-}
-
-int sd_card_block_read_gta03(unsigned char * buf, unsigned long start512,
- int blocks512)
-{
-unsigned long s3c6410_mmc_bread(int dev_num, unsigned long blknr, unsigned long blkcnt,
- void *dst);
-
- return s3c6410_mmc_bread(0, start512, blocks512, buf);
-}
-
-/*
- * our API for bootloader on this machine
- */
-const struct board_api board_api_gta03 = {
- .name = "GTA03",
- .linux_machine_id = 1866,
- .linux_mem_start = 0x50000000,
- .linux_mem_size = (128 * 1024 * 1024),
- .linux_tag_placement = 0x50000000 + 0x100,
- .get_board_variant = get_board_variant_gta03,
- .is_this_board = is_this_board_gta03,
- .port_init = port_init_gta03,
- .putc = putc_gta03,
- .kernel_source = {
- [0] = {
- .name = "SD Card rootfs",
- .block_read = sd_card_block_read_gta03,
- .filesystem = FS_EXT2,
- .partition_index = 2,
- .filepath = "boot/uImage.bin",
- .initramfs_filepath = "boot/initramfs.gz",
- .commandline = "console=ttySAC3,115200 " \
- "loglevel=8 init=/bin/sh " \
- "root=/dev/ram ramdisk_size=6000000"
- },
- [1] = {
- .name = "SD Card backup rootfs",
- .block_read = sd_card_block_read_gta03,
- .filesystem = FS_EXT2,
- .partition_index = 3,
- .filepath = "boot/uImage.bin",
- .initramfs_filepath = "boot/initramfs.gz",
- .commandline = "console=ttySAC3,115200 " \
- "loglevel=8 init=/bin/sh "
- }, },
-};
-
diff --git a/src/cpu/s3c6410/qi.lds b/src/cpu/s3c6410/qi.lds
index 4bdddb8..41defed 100644
--- a/src/cpu/s3c6410/qi.lds
+++ b/src/cpu/s3c6410/qi.lds
@@ -45,12 +45,12 @@ SECTIONS
src/cpu/s3c6410/start.o (.text .rodata* .data .bss)
src/cpu/s3c6410/start_qi.o (.text .rodata* .data .bss)
src/cpu/s3c6410/serial-s3c64xx.o (.text .rodata* .data .bss)
- src/cpu/s3c6410/gta03.o (.text .rodata* .data .bss)
- src/cpu/s3c6410/smdk6410.o (.text .rodata* .data .bss)
+ src/cpu/s3c6410/gta03-steppingstone.o (.text .rodata* .data .bss)
+ src/cpu/s3c6410/smdk6410-steppingstone.o (.text .rodata* .data .bss)
src/cpu/s3c6410/hs_mmc.o (.text .rodata* .data .bss)
src/utils.o (.text .rodata* .data .bss)
src/memory-test.o (.text .rodata* .data .bss)
- src/ctype.o (.text .rodata* .data .bss)
+/* src/ctype.o (.text .rodata* .data .bss) */
* (.steppingstone)
}
diff --git a/src/cpu/s3c6410/smdk6410-steppingstone.c b/src/cpu/s3c6410/smdk6410-steppingstone.c
new file mode 100644
index 0000000..42e094d
--- /dev/null
+++ b/src/cpu/s3c6410/smdk6410-steppingstone.c
@@ -0,0 +1,71 @@
+#include <qi.h>
+#include <neo_smdk6410.h>
+#include <serial-s3c64xx.h>
+
+#define SMDK6410_DEBUG_UART 0
+
+extern const struct board_variant const * get_board_variant_smdk6410(void);
+
+int is_this_board_smdk6410(void)
+{
+ /* FIXME: find something smdk6410 specific */
+ return 1;
+}
+
+static void putc_smdk6410(char c)
+{
+ serial_putc_s3c64xx(SMDK6410_DEBUG_UART, c);
+}
+
+int sd_card_init_smdk6410(void)
+{
+ extern int s3c6410_mmc_init(int verbose);
+
+ return s3c6410_mmc_init(1);
+}
+
+int sd_card_block_read_smdk6410(unsigned char * buf, unsigned long start512,
+ int blocks512)
+{
+unsigned long s3c6410_mmc_bread(int dev_num, unsigned long blknr,
+ unsigned long blkcnt, void *dst);
+
+ return s3c6410_mmc_bread(0, start512, blocks512, buf);
+}
+
+/*
+ * our API for bootloader on this machine
+ */
+const struct board_api board_api_smdk6410 = {
+ .name = "SMDK6410",
+ .linux_machine_id = 1626,
+ .linux_mem_start = 0x50000000,
+ .linux_mem_size = (128 * 1024 * 1024),
+ .linux_tag_placement = 0x50000000 + 0x100,
+ .get_board_variant = get_board_variant_smdk6410,
+ .is_this_board = is_this_board_smdk6410,
+ .putc = putc_smdk6410,
+ .kernel_source = {
+ [0] = {
+ .name = "SD Card rootfs",
+ .block_read = sd_card_block_read_smdk6410,
+ .filesystem = FS_EXT2,
+ .partition_index = 2,
+ .filepath = "boot/uImage.bin",
+ .initramfs_filepath = "boot/initramfs.gz",
+ .commandline = "console=ttySAC0,115200 " \
+ "loglevel=8 init=/bin/sh " \
+ " root=/dev/ram ramdisk_size=6000000"
+ },
+ [1] = {
+ .name = "SD Card backup rootfs",
+ .block_read = sd_card_block_read_smdk6410,
+ .filesystem = FS_EXT2,
+ .partition_index = 3,
+ .filepath = "boot/uImage.bin",
+ .initramfs_filepath = "boot/initramfs.gz",
+ .commandline = "console=ttySAC0,115200 " \
+ "loglevel=8 init=/bin/sh "
+ }, },
+};
+
diff --git a/src/cpu/s3c6410/smdk6410.c b/src/cpu/s3c6410/smdk6410.c
index 5085fd4..63dc3b6 100644
--- a/src/cpu/s3c6410/smdk6410.c
+++ b/src/cpu/s3c6410/smdk6410.c
@@ -2,9 +2,6 @@
#include <neo_smdk6410.h>
#include <serial-s3c64xx.h>
-#define SMDK6410_DEBUG_UART 0
-
-
static const struct board_variant board_variants[] = {
[0] = {
.name = "SMDK",
@@ -12,11 +9,6 @@ static const struct board_variant board_variants[] = {
},
};
-void port_init_smdk6410(void)
-{
-
-}
-
/**
* returns PCB revision information in b0, d8, d9
* SMDK6410 EVB returns 0x000
@@ -33,67 +25,3 @@ const struct board_variant const * get_board_variant_smdk6410(void)
return &board_variants[smdk6410_get_pcb_revision()];
}
-int is_this_board_smdk6410(void)
-{
- /* FIXME: find something smdk6410 specific */
- return 1;
-}
-
-static __attribute__ (( section (".steppingstone") )) void putc_smdk6410(char c)
-{
- serial_putc_s3c64xx(SMDK6410_DEBUG_UART, c);
-}
-
-int sd_card_init_smdk6410(void)
-{
- extern int s3c6410_mmc_init(int verbose);
-
- return s3c6410_mmc_init(1);
-}
-
-int sd_card_block_read_smdk6410(unsigned char * buf, unsigned long start512,
- int blocks512)
-{
-unsigned long s3c6410_mmc_bread(int dev_num, unsigned long blknr, unsigned long blkcnt,
- void *dst);
-
- return s3c6410_mmc_bread(0, start512, blocks512, buf);
-}
-
-/*
- * our API for bootloader on this machine
- */
-const struct board_api board_api_smdk6410 = {
- .name = "SMDK6410",
- .linux_machine_id = 1626,
- .linux_mem_start = 0x50000000,
- .linux_mem_size = (128 * 1024 * 1024),
- .linux_tag_placement = 0x50000000 + 0x100,
- .get_board_variant = get_board_variant_smdk6410,
- .is_this_board = is_this_board_smdk6410,
- .port_init = port_init_smdk6410,
- .putc = putc_smdk6410,
- .kernel_source = {
- [0] = {
- .name = "SD Card rootfs",
- .block_read = sd_card_block_read_smdk6410,
- .filesystem = FS_EXT2,
- .partition_index = 2,
- .filepath = "boot/uImage.bin",
- .initramfs_filepath = "boot/initramfs.gz",
- .commandline = "console=ttySAC0,115200 " \
- "loglevel=8 init=/bin/sh " \
- " root=/dev/ram ramdisk_size=6000000"
- },
- [1] = {
- .name = "SD Card backup rootfs",
- .block_read = sd_card_block_read_smdk6410,
- .filesystem = FS_EXT2,
- .partition_index = 3,
- .filepath = "boot/uImage.bin",
- .initramfs_filepath = "boot/initramfs.gz",
- .commandline = "console=ttySAC0,115200 " \
- "loglevel=8 init=/bin/sh "
- }, },
-};
-
diff --git a/src/cpu/s3c6410/start.S b/src/cpu/s3c6410/start.S
index 3d63fc7..ad2ef6c 100644
--- a/src/cpu/s3c6410/start.S
+++ b/src/cpu/s3c6410/start.S
@@ -421,6 +421,8 @@ start_code:
ldr r1, =0x1FFF
str r1, [r0, #UDIVSLOT_OFFSET]
+ ldr r1, =0x55
+ str r1, [r0, #UTXH_OFFSET] @'U'
/* >> CFG_VIDEO_LOGO_MAX_SIZE */
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
diff --git a/src/cpu/s3c6410/start_qi.c b/src/cpu/s3c6410/start_qi.c
index 28d70ee..b5b7cb9 100644
--- a/src/cpu/s3c6410/start_qi.c
+++ b/src/cpu/s3c6410/start_qi.c
@@ -80,7 +80,9 @@ void start_qi(void)
/* okay, do the critical port and serial init for our board */
- this_board->port_init();
+ if (this_board->early_port_init)
+ this_board->early_port_init();
+
set_putc_func(this_board->putc);
/* stick some hello messages on debug console */
@@ -90,13 +92,7 @@ void start_qi(void)
stringify2(BUILD_VERSION)" "
"\n");
- puts(stringify2(BUILD_DATE) " Copyright (C) 2008 Openmoko, Inc.\n");
- puts("\n Detected: ");
-
- puts(this_board->name);
- puts(", ");
- puts((this_board->get_board_variant)()->name);
- puts("\n");
+ puts(stringify2(BUILD_DATE) " Copyright (C) 2008 Openmoko, Inc.\n\n");
if (!is_jtag) {
/*
@@ -122,6 +118,16 @@ void start_qi(void)
256 * 2, (u8 *)0x53000000);
}
+ /* all of Qi is in memory now, stuff outside steppingstone too */
+
+ if (this_board->port_init)
+ this_board->port_init();
+
+ puts("\n Detected: ");
+ puts(this_board->name);
+ puts(", ");
+ puts((this_board->get_board_variant)()->name);
+ puts("\n");
/*
* jump to bootloader_second_phase() running from DRAM copy
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