i2p/haiku-beta6
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

relax fpu detection, and wow, it goes up to the boot menu !

Browse Source 
(but there are lots of remaining stubs, like mmu)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23553 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
François Revol
2008-01-16 04:28:06 +00:00
parent 7ef900d3ef
commit 084b710863
1 changed files with 8 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/system/boot/platform/atari_m68k/cpu.cpp
+8 -3
View File
@@ -38,19 +38,22 @@ check_cpu_features()
#warning M68K: TODO: probe ourselves, we shouldn't trust the TOS!
const tos_cookie *c;
uint16 cpu_type, fpu_type, fpu_emul;
c = tos_find_cookie('_CPU');
if (!c) {
panic("can't get a cookie (_CPU)! Mum, I'm hungry!");
return EINVAL;
}
cpu_type = (uint16) c->ivalue;
dump_tos_cookies();
#warning M68K: check for 020 + mmu
if (c->ivalue < 30/*20*/)
if (cpu_type < 30/*20*/)
return EINVAL;
gKernelArgs.arch_args.has_lpstop = (c->ivalue >= 60)?true:false;
gKernelArgs.arch_args.has_lpstop = (cpu_type >= 60)?true:false;
#warning M68K: add cpu type to kern args
c = tos_find_cookie('_FPU');
@@ -58,9 +61,11 @@ check_cpu_features()
panic("can't get a cookie (_FPU)! Mum, I'm hungry!");
return EINVAL;
}
fpu_type = (uint16)(c->ivalue >> 16);
fpu_emul = (uint16)(c->ivalue);
#warning M68K: check for fpu in detail
if (c->ivalue < 2 || c->ivalue > 7) {
if (fpu_type < 2 || fpu_type > 9) {
panic("bad fpu");
return EINVAL;
}