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disk: Limit size of fastest_xfer_size on UEFI

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mintsuki 2022-01-06 11:03:12 +01:00
parent a494a1d47a
commit 17c59eebd4
1 changed files with 7 additions and 2 deletions
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7
stage23/drivers/disk.s2.c
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@ -14,6 +14,9 @@
#include <mm/pmm.h> #include <mm/pmm.h>
#include <sys/cpu.h> #include <sys/cpu.h>
#define DEFAULT_FASTEST_XFER_SIZE 64
#define MAX_FASTEST_XFER_SIZE 512
#define MAX_VOLUMES 64 #define MAX_VOLUMES 64
#if bios == 1 #if bios == 1
@ -443,7 +446,9 @@ void disk_create_index(void) {
} }
if (block->fastest_xfer_size == 0) { if (block->fastest_xfer_size == 0) {
block->fastest_xfer_size = 64; block->fastest_xfer_size = DEFAULT_FASTEST_XFER_SIZE;
} else if (block->fastest_xfer_size >= MAX_FASTEST_XFER_SIZE) {
block->fastest_xfer_size = MAX_FASTEST_XFER_SIZE;
} }
if (gpt_get_guid(&block->guid, block)) { if (gpt_get_guid(&block->guid, block)) {