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add 256KB flash support for SiS 550

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This commit is contained in:
Li-Ta Lo 2002-03-21 02:17:37 +00:00
commit b609cf717d
2 changed files with 4 additions and 2 deletions
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4
src/northsouthbridge/sis/550/ipl.S
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@ -366,11 +366,15 @@ spl_vector:
.byte 0xea # jmp to 8000:0000, where SPL
.word 0x0000, SPL_RAM_SEG # (LinuxBIOS) starts in RAM
#ifdef STD_FLASH
.org 0xffff
#else /* !STD_FLASH i.e. DoC Mil */
#if (USE_DOC_MIL == 1)
.org 0x1ff
#elif (USE_DOC_2000_TSOP == 1) || (USE_DOC_MIL_PLUS == 1)
.org 0x3ff
#endif
#endif
end:
hlt

2
src/northsouthbridge/sis/550/southbridge.c
View file

@ -145,7 +145,6 @@ void nvram_on()
}
printk_debug("Now try to turn off shadow\n");
#if !defined(STD_FLASH)
/* turn off nvram shadow in 0xc0000 ~ 0xfffff, i.e. accessing segment C - F
is actually to the DRAM not NVRAM. For 512KB NVRAM case, this one should be
disabled */
@ -163,7 +162,6 @@ void nvram_on()
printk_debug("Shadow memory disabled in SiS 550\n");
}
#endif
}
/* serial_irq_fixup: Enable Serial Interrupt. Serial interrupt is the IRQ line from SiS 950