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| author | Heiko Schocher <hs@pollux.denx.de> | 2007-06-22 19:11:54 +0200 |
|---|---|---|
| committer | Heiko Schocher <hs@pollux.denx.de> | 2007-06-22 19:11:54 +0200 |
| commit | 566a494f592ae3b3c0785d90d4e1ba45574880c4 (patch) | |
| tree | 933dceeaf04c7caa937774327f0b0ede81f9babc /board/pcs440ep/init.S | |
| parent | 9912121f7ed804ea58fd62f3f230b5dcfc357d88 (diff) | |
| download | u-boot-imx-566a494f592ae3b3c0785d90d4e1ba45574880c4.zip u-boot-imx-566a494f592ae3b3c0785d90d4e1ba45574880c4.tar.gz u-boot-imx-566a494f592ae3b3c0785d90d4e1ba45574880c4.tar.bz2 | |
[PCS440EP] upgrade the PCS440EP board:
- Show on the Status LEDs, some States of the board.
- Get the MAC addresses from the EEProm
- use PREBOOT
- use the CF on the board.
- check the U-Boot image in the Flash with a SHA1
checksum.
- use dynamic TLB entries generation for the SDRAM
Signed-off-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'board/pcs440ep/init.S')
| -rw-r--r-- | board/pcs440ep/init.S | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/board/pcs440ep/init.S b/board/pcs440ep/init.S index 0eee4d8..36a40c9 100644 --- a/board/pcs440ep/init.S +++ b/board/pcs440ep/init.S @@ -87,27 +87,32 @@ .globl tlbtab tlbtab: - tlbtab_start + tlbtab_start - /* - * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the - * speed up boot process. It is patched after relocation to enable SA_I - */ - tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) - /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ - tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) + /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ + tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) - tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I ) + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR detection + * routine. + */ - /* PCI */ - tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I ) - /* USB 2.0 Device */ - tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I ) + /* PCI */ + tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) - tlbtab_end + /* USB 2.0 Device */ + tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I ) + + tlbtab_end |