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Merge branch 'microblaze' of git://git.denx.de/u-boot-microblaze

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This commit is contained in:
Tom Rini
2015-02-09 11:44:46 -05:00
parent 10918c03a9 7f33899221
commit a4fb5df214
24 changed files with 369 additions and 427 deletions
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97
include/configs/microblaze-generic.h
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@@ -106,62 +106,22 @@
# define CONFIG_XILINX_TB_WATCHDOG
#endif
/*
* memory layout - Example
* CONFIG_SYS_TEXT_BASE = 0x1200_0000; defined in config.mk
* CONFIG_SYS_SRAM_BASE = 0x1000_0000;
* CONFIG_SYS_SRAM_SIZE = 0x0400_0000; 64MB
*
* CONFIG_SYS_MONITOR_LEN = 0x40000
* CONFIG_SYS_MALLOC_LEN = 3 * CONFIG_SYS_MONITOR_LEN = 0xC0000
*
* CONFIG_SYS_GBL_DATA_OFFSET = 0x1000_0000 + 0x0400_0000 - 0x1000 = 0x13FF_F000
* CONFIG_SYS_MONITOR_BASE = 0x13FF_F000 - CONFIG_SYS_MONITOR_LEN = 0x13FB_F000
* CONFIG_SYS_MALLOC_BASE = 0x13FB_F000 - CONFIG_SYS_MALLOC_LEN = 0x13EF_F000
*
* 0x1000_0000 CONFIG_SYS_SDRAM_BASE
* MEMTEST_AREA 64kB
* FREE
* 0x1200_0000 CONFIG_SYS_TEXT_BASE
* U-BOOT code
* 0x1202_0000
* FREE
*
* STACK
* 0x13EF_F000 CONFIG_SYS_MALLOC_BASE
* MALLOC_AREA 768kB Alloc
* 0x13FB_F000 CONFIG_SYS_MONITOR_BASE
* MONITOR_CODE 256kB Env
* 0x13FF_F000 CONFIG_SYS_GBL_DATA_OFFSET
* GLOBAL_DATA 4kB bd, gd
* 0x1400_0000 CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_SDRAM_SIZE
*/
#ifndef CONFIG_OF_CONTROL
/* ddr sdram - main memory */
#define CONFIG_SYS_SDRAM_BASE XILINX_RAM_START
#define CONFIG_SYS_SDRAM_SIZE XILINX_RAM_SIZE
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x1000)
# define CONFIG_SYS_SDRAM_BASE XILINX_RAM_START
# define CONFIG_SYS_SDRAM_SIZE XILINX_RAM_SIZE
#endif
/* global pointer */
/* start of global data */
#define CONFIG_SYS_GBL_DATA_OFFSET \
(CONFIG_SYS_SDRAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_MALLOC_LEN 0xC0000
#ifndef CONFIG_SPL_BUILD
# define CONFIG_SYS_MALLOC_F_LEN 1024
#else
# define CONFIG_SYS_MALLOC_SIMPLE
# define CONFIG_SYS_MALLOC_F_LEN 0x150
#endif
/* monitor code */
#define SIZE 0x40000
#define CONFIG_SYS_MONITOR_LEN SIZE
#define CONFIG_SYS_MONITOR_BASE \
(CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET \
- CONFIG_SYS_MONITOR_LEN - GENERATED_BD_INFO_SIZE)
#define CONFIG_SYS_MONITOR_END \
(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
#define CONFIG_SYS_MALLOC_LEN (SIZE * 3)
#define CONFIG_SYS_MALLOC_BASE \
(CONFIG_SYS_MONITOR_BASE - CONFIG_SYS_MALLOC_LEN)
/* stack */
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_MALLOC_BASE
/* Stack location before relocation */
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_TEXT_BASE
/*
* CFI flash memory layout - Example
@@ -452,7 +412,10 @@
#define CONFIG_SPL_LDSCRIPT "arch/microblaze/cpu/u-boot-spl.lds"
#define CONFIG_SPL_RAM_DEVICE
#define CONFIG_SPL_NOR_SUPPORT
#ifdef CONFIG_SYS_FLASH_BASE
# define CONFIG_SPL_NOR_SUPPORT
# define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_FLASH_BASE
#endif
/* for booting directly linux */
#define CONFIG_SPL_OS_BOOT
@@ -468,36 +431,20 @@
/* BRAM start */
#define CONFIG_SYS_INIT_RAM_ADDR 0x0
/* BRAM size - will be generated */
#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
/* Stack pointer prior relocation, must situated at on-chip RAM */
#define CONFIG_SYS_SPL_MALLOC_END (CONFIG_SYS_INIT_RAM_ADDR + \
#define CONFIG_SYS_INIT_RAM_SIZE 0x100000
# define CONFIG_SPL_STACK_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100
/*
* The main reason to do it in this way is that MALLOC_START
* can't be defined - common/spl/spl.c
*/
#if (CONFIG_SYS_SPL_MALLOC_SIZE != 0)
# define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SYS_SPL_MALLOC_END - \
CONFIG_SYS_SPL_MALLOC_SIZE)
# define CONFIG_SPL_STACK_ADDR CONFIG_SYS_SPL_MALLOC_START
#else
# define CONFIG_SPL_STACK_ADDR CONFIG_SYS_SPL_MALLOC_END
#endif
CONFIG_SYS_MALLOC_F_LEN)
/* Just for sure that there is a space for stack */
#define CONFIG_SPL_STACK_SIZE 0x100
#define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_INIT_RAM_SIZE - \
CONFIG_SYS_INIT_RAM_ADDR - \
GENERATED_GBL_DATA_SIZE - \
CONFIG_SYS_SPL_MALLOC_SIZE - \
CONFIG_SYS_MALLOC_F_LEN - \
CONFIG_SPL_STACK_SIZE)
#endif /* __CONFIG_H */