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authorSimon Glass <sjg@chromium.org>2013-04-26 02:53:43 +0000
committerTom Rini <trini@ti.com>2013-05-01 11:17:21 -0400
commita733b06b69d2cb058c4363952bc0793b1f514305 (patch)
treefad133d79d212e9686b69bef9a0f6dc9b8e1196f /common
parent781adb5710694601e8ceb01256becea142c5ba6c (diff)
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sandbox: Switch over to generic board
Add generic board support for sandbox. and remove the old board init code. Select CONFIG_SYS_GENERIC_BOARD for sandbox now that this is supported. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'common')
-rw-r--r--common/board_f.c51
-rw-r--r--common/board_r.c8
2 files changed, 48 insertions, 11 deletions
diff --git a/common/board_f.c b/common/board_f.c
index 00ca811..2045055 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -49,9 +49,11 @@
#include <mpc5xxx.h>
#endif
+#include <os.h>
#include <post.h>
#include <spi.h>
#include <watchdog.h>
+#include <asm/errno.h>
#include <asm/io.h>
#ifdef CONFIG_MP
#include <asm/mp.h>
@@ -61,6 +63,9 @@
#include <asm/init_helpers.h>
#include <asm/relocate.h>
#endif
+#ifdef CONFIG_SANDBOX
+#include <asm/state.h>
+#endif
#include <linux/compiler.h>
/*
@@ -155,6 +160,7 @@ static int init_baud_rate(void)
static int display_text_info(void)
{
+#ifndef CONFIG_SANDBOX
ulong bss_start, bss_end;
#ifdef CONFIG_SYS_SYM_OFFSETS
@@ -166,6 +172,7 @@ static int display_text_info(void)
#endif
debug("U-Boot code: %08X -> %08lX BSS: -> %08lX\n",
CONFIG_SYS_TEXT_BASE, bss_start, bss_end);
+#endif
#ifdef CONFIG_MODEM_SUPPORT
debug("Modem Support enabled\n");
@@ -284,6 +291,8 @@ static int setup_mon_len(void)
{
#ifdef CONFIG_SYS_SYM_OFFSETS
gd->mon_len = _bss_end_ofs;
+#elif defined(CONFIG_SANDBOX)
+ gd->mon_len = (ulong)&_end - (ulong)_init;
#else
/* TODO: use (ulong)&__bss_end - (ulong)&__text_start; ? */
gd->mon_len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE;
@@ -296,6 +305,17 @@ __weak int arch_cpu_init(void)
return 0;
}
+#ifdef CONFIG_SANDBOX
+static int setup_ram_buf(void)
+{
+ gd->arch.ram_buf = os_malloc(CONFIG_SYS_SDRAM_SIZE);
+ assert(gd->arch.ram_buf);
+ gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+
+ return 0;
+}
+#endif
+
static int setup_fdt(void)
{
#ifdef CONFIG_OF_EMBED
@@ -470,7 +490,7 @@ static int reserve_malloc(void)
static int reserve_board(void)
{
gd->dest_addr_sp -= sizeof(bd_t);
- gd->bd = (bd_t *)gd->dest_addr_sp;
+ gd->bd = (bd_t *)map_sysmem(gd->dest_addr_sp, sizeof(bd_t));
memset(gd->bd, '\0', sizeof(bd_t));
debug("Reserving %zu Bytes for Board Info at: %08lx\n",
sizeof(bd_t), gd->dest_addr_sp);
@@ -489,7 +509,7 @@ static int setup_machine(void)
static int reserve_global_data(void)
{
gd->dest_addr_sp -= sizeof(gd_t);
- gd->new_gd = (gd_t *)gd->dest_addr_sp;
+ gd->new_gd = (gd_t *)map_sysmem(gd->dest_addr_sp, sizeof(gd_t));
debug("Reserving %zu Bytes for Global Data at: %08lx\n",
sizeof(gd_t), gd->dest_addr_sp);
return 0;
@@ -506,9 +526,9 @@ static int reserve_fdt(void)
gd->fdt_size = ALIGN(fdt_totalsize(gd->fdt_blob) + 0x1000, 32);
gd->dest_addr_sp -= gd->fdt_size;
- gd->new_fdt = (void *)gd->dest_addr_sp;
- debug("Reserving %lu Bytes for FDT at: %p\n",
- gd->fdt_size, gd->new_fdt);
+ gd->new_fdt = map_sysmem(gd->dest_addr_sp, gd->fdt_size);
+ debug("Reserving %lu Bytes for FDT at: %08lx\n",
+ gd->fdt_size, gd->dest_addr_sp);
}
return 0;
@@ -709,8 +729,9 @@ static int setup_reloc(void)
memcpy(gd->new_gd, (char *)gd, sizeof(gd_t));
debug("Relocation Offset is: %08lx\n", gd->reloc_off);
- debug("Relocating to %08lx, new gd at %p, sp at %08lx\n",
- gd->dest_addr, gd->new_gd, gd->dest_addr_sp);
+ debug("Relocating to %08lx, new gd at %08lx, sp at %08lx\n",
+ gd->dest_addr, (ulong)map_to_sysmem(gd->new_gd),
+ gd->dest_addr_sp);
return 0;
}
@@ -736,6 +757,8 @@ static int jump_to_copy(void)
* (CPU cache)
*/
board_init_f_r_trampoline(gd->start_addr_sp);
+#elif defined(CONFIG_SANDBOX)
+ board_init_r(gd->new_gd, 0);
#else
relocate_code(gd->dest_addr_sp, gd->new_gd, gd->dest_addr);
#endif
@@ -758,6 +781,9 @@ static init_fnc_t init_sequence_f[] = {
!defined(CONFIG_MPC86xx) && !defined(CONFIG_X86)
zero_global_data,
#endif
+#ifdef CONFIG_SANDBOX
+ setup_ram_buf,
+#endif
setup_fdt,
setup_mon_len,
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
@@ -816,8 +842,11 @@ static init_fnc_t init_sequence_f[] = {
init_baud_rate, /* initialze baudrate settings */
serial_init, /* serial communications setup */
console_init_f, /* stage 1 init of console */
-#if defined(CONFIG_X86) && defined(CONFIG_OF_CONTROL)
- prepare_fdt, /* TODO(sjg@chromium.org): remove */
+#ifdef CONFIG_SANDBOX
+ sandbox_early_getopt_check,
+#endif
+#ifdef CONFIG_OF_CONTROL
+ fdtdec_prepare_fdt,
#endif
display_options, /* say that we are here */
display_text_info, /* show debugging info if required */
@@ -1007,5 +1036,9 @@ void board_init_f_r(void)
void hang(void)
{
puts("### ERROR ### Please RESET the board ###\n");
+#ifdef CONFIG_SANDBOX
+ os_exit(0);
+#else
for (;;);
+#endif
}
diff --git a/common/board_r.c b/common/board_r.c
index 2b17fa6..f801e41 100644
--- a/common/board_r.c
+++ b/common/board_r.c
@@ -136,7 +136,7 @@ static int initr_reloc_global_data(void)
{
#ifdef CONFIG_SYS_SYM_OFFSETS
monitor_flash_len = _end_ofs;
-#else
+#elif !defined(CONFIG_SANDBOX)
monitor_flash_len = (ulong)&__init_end - gd->dest_addr;
#endif
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
@@ -264,7 +264,8 @@ static int initr_malloc(void)
/* The malloc area is immediately below the monitor copy in DRAM */
malloc_start = gd->dest_addr - TOTAL_MALLOC_LEN;
- mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN);
+ mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
+ TOTAL_MALLOC_LEN);
return 0;
}
@@ -691,6 +692,9 @@ static int initr_modem(void)
static int run_main_loop(void)
{
+#ifdef CONFIG_SANDBOX
+ sandbox_main_loop_init();
+#endif
/* main_loop() can return to retry autoboot, if so just run it again */
for (;;)
main_loop();