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disk/fdisk: learn about EFI system partition (type 0xEF), honor protective mbr (type 0xEE)

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efi systems may use traditional dos partition table
with an esp (efi system partition). otherwise, honor
the protective mbr partition (0xEE) and exit when we
encounter it.
This commit is contained in:
cinap_lenrek 2015-05-31 19:30:38 +02:00
parent 52c6b751c0
commit 42484b6ef2
1 changed files with 11 additions and 0 deletions
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11
sys/src/cmd/disk/prep/fdisk.c
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@ -239,6 +239,10 @@ enum {
TypeDellRecovery= 0xDE,
TypeSPEEDSTOR12 = 0xE1,
TypeSPEEDSTOR16 = 0xE4,
TypeGPT = 0xEE, /* protective MBR */
TypeESP = 0xEF, /* EFI system partition */
TypeLANSTEP = 0xFE,
Type9 = 0x39,
@ -319,6 +323,10 @@ static Type types[256] = {
[TypeDellRecovery] { "DELLRECOVERY", "dell" },
[TypeSPEEDSTOR12] { "SPEEDSTOR12", "speedstor" },
[TypeSPEEDSTOR16] { "SPEEDSTOR16", "speedstor" },
[TypeGPT] { "GPT", "" },
[TypeESP] { "ESP", "esp" },
[TypeLANSTEP] { "LANSTEP", "lanstep" },
[Type9] { "PLAN9", "plan9" },
@ -515,6 +523,9 @@ rdpart(Edit *edit, uvlong xbase, uvlong ebrstart, int ebrtype)
case TypeLINUXEXT:
rdpart(edit, xbase, xbase+getle32(tp->xlba), tp->type);
break;
case TypeGPT:
fprint(2, "disk uses GPT partition format, use disk/edisk\n");
exits("gptformat");
default:
p = mkpart(nil, ebrstart+getle32(tp->xlba), getle32(tp->xsize), tp, ebrstart, ebrtype);
if(err = addpart(edit, p))