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| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-08-25 10:28:07 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-08-25 10:28:07 +0200 |
| commit | 1057fd299e17fcc04f6b3a1aa3ace1026f8652a0 (patch) | |
| tree | a663c7dcd26779295ce0d9681418964f802f2d14 /dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc | |
| parent | 1a32b9307357ac0fc9095e853b2b6d94f9fe62bb (diff) | |
| parent | 328b34360ab8b2462ea5858441693277b3d23f08 (diff) | |
Merge pull request #56 from nekernel-org/dev
Errata: v0.0.4
Diffstat (limited to 'dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc')
| -rw-r--r-- | dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc b/dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc index 9c5b3931..6fccbdfa 100644 --- a/dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc +++ b/dev/kernel/HALKit/AMD64/Storage/PIO+Generic.cc @@ -83,7 +83,8 @@ ATAInit_Retry: rt_out8(OutBus + ATA_REG_COMMAND, ATA_CMD_IDENTIFY); - while (!(rt_in8(IO + ATA_REG_STATUS) & ATA_SR_DRQ)); + while (!(rt_in8(IO + ATA_REG_STATUS) & ATA_SR_DRQ)) + ; /// fetch serial info /// model, speed, number of sectors... @@ -116,14 +117,15 @@ Void drv_pio_std_read(UInt64 Lba, UInt16 IO, UInt8 Master, Char* Buf, SizeT Sect rt_out8(IO + ATA_REG_SEC_COUNT0, ((Size + SectorSz) / SectorSz)); - rt_out8(IO + ATA_REG_LBA0, (Lba) & 0xFF); + rt_out8(IO + ATA_REG_LBA0, (Lba) &0xFF); rt_out8(IO + ATA_REG_LBA1, (Lba) >> 8); rt_out8(IO + ATA_REG_LBA2, (Lba) >> 16); rt_out8(IO + ATA_REG_LBA3, (Lba) >> 24); rt_out8(IO + ATA_REG_COMMAND, ATA_CMD_READ_PIO); - while (!(rt_in8(IO + ATA_REG_STATUS) & ATA_SR_DRQ)); + while (!(rt_in8(IO + ATA_REG_STATUS) & ATA_SR_DRQ)) + ; for (SizeT IndexOff = 0; IndexOff < Size; IndexOff += 2) { drv_pio_std_wait_io(IO); @@ -147,14 +149,15 @@ Void drv_pio_std_write(UInt64 Lba, UInt16 IO, UInt8 Master, Char* Buf, SizeT Sec rt_out8(IO + ATA_REG_SEC_COUNT0, ((Size + SectorSz) / SectorSz)); - rt_out8(IO + ATA_REG_LBA0, (Lba) & 0xFF); + rt_out8(IO + ATA_REG_LBA0, (Lba) &0xFF); rt_out8(IO + ATA_REG_LBA1, (Lba) >> 8); rt_out8(IO + ATA_REG_LBA2, (Lba) >> 16); rt_out8(IO + ATA_REG_LBA3, (Lba) >> 24); rt_out8(IO + ATA_REG_COMMAND, ATA_CMD_WRITE_PIO); - while (!(rt_in8(IO + ATA_REG_STATUS) & ATA_SR_DRQ)); + while (!(rt_in8(IO + ATA_REG_STATUS) & ATA_SR_DRQ)) + ; for (SizeT IndexOff = 0; IndexOff < Size; IndexOff += 2) { drv_pio_std_wait_io(IO); |