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microblaze: Move architecture to use generic board init

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Compile code with -fPIC to get GOT. Do not build SPL
with fPIC because it increasing SPL size for nothing.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek
2014-05-08 16:08:44 +02:00
parent 4dd097427a
commit e945f6dc28
12 changed files with 193 additions and 270 deletions
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60
include/configs/microblaze-generic.h
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@@ -106,62 +106,16 @@
# 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
/* 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