From: Joshua Wise Date: Thu, 4 Sep 2008 01:24:59 +0000 (-0400) Subject: Allow arbitrary setup on ich2 X-Git-Url: http://git.joshuawise.com/netwatch.git/commitdiff_plain/0bcac69dd5c25335cb2ab26bfa3ca86e85b0738f?ds=inline;hp=-c Allow arbitrary setup on ich2 --- 0bcac69dd5c25335cb2ab26bfa3ca86e85b0738f diff --git a/ich2/smm-open-ich2.c b/ich2/smm-open-ich2.c index 9c80dae..1e1f79c 100644 --- a/ich2/smm-open-ich2.c +++ b/ich2/smm-open-ich2.c @@ -1,4 +1,5 @@ #include "reg-82815.h" +#include unsigned long memsz[] = { 0, // 0 @@ -19,7 +20,7 @@ unsigned long memsz[] = { 512*1024*1024 // F }; -int main() +int main(int argc, char **argv) { unsigned char smramc, drp, drp2; unsigned int tom = 0; @@ -76,5 +77,21 @@ int main() printf("ABSEG enabled for both SMM code and data\n"); break; } + + + if (argc < 2) + { + smramc &= 0xC0; + smramc |= 0x04; + + pci_write8(0, 0, 0, SMRAMC, smramc); + printf("With any luck, ABSEG is now enabled as system RAM... enjoy!\n"); + } else { + smramc = strtoul(argv[1], 0, 0); + + pci_write8(0, 0, 0, SMRAMC, smramc); + printf("OK, set it up as you like.\n"); + } + return 0; }