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o Fix bus_space_read_multi functions: correct increment value

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o Use these functions for streaming

Tested with ATA (PCI bus) / Gem5 simulator

Reviewed by:	andrew
Sponsored by:	HEIF5
This commit is contained in:
Ruslan Bukin 2015-04-28 20:33:31 +00:00
parent 054f15ac76
commit a74af3dc69
2 changed files with 11 additions and 11 deletions
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16
sys/arm64/arm64/bus_machdep.c
View File

@ -169,10 +169,10 @@ struct bus_space memmap_bus = {
.bs_r_8_s = NULL,
/* read multiple stream */
.bs_rm_1_s = NULL,
.bs_rm_2_s = NULL,
.bs_rm_4_s = NULL,
.bs_rm_8_s = NULL,
.bs_rm_1_s = generic_bs_rm_1,
.bs_rm_2_s = generic_bs_rm_2,
.bs_rm_4_s = generic_bs_rm_4,
.bs_rm_8_s = generic_bs_rm_8,
/* read region stream */
.bs_rr_1_s = NULL,
@ -187,10 +187,10 @@ struct bus_space memmap_bus = {
.bs_w_8_s = NULL,
/* write multiple stream */
.bs_wm_1_s = NULL,
.bs_wm_2_s = NULL,
.bs_wm_4_s = NULL,
.bs_wm_8_s = NULL,
.bs_wm_1_s = generic_bs_wm_1,
.bs_wm_2_s = generic_bs_wm_2,
.bs_wm_4_s = generic_bs_wm_4,
.bs_wm_8_s = generic_bs_wm_8,
/* write region stream */
.bs_wr_1_s = NULL,

6
sys/arm64/arm64/bus_space_asm.S
View File

@ -63,7 +63,7 @@ ENTRY(generic_bs_rm_1)
/* Read the data. */
1: ldrb w1, [x0]
strb w1, [x3], #2
strb w1, [x3], #1
subs x4, x4, #1
b.ne 1b
@ -105,7 +105,7 @@ ENTRY(generic_bs_rm_4)
/* Read the data. */
1: ldr w1, [x0]
str w1, [x3], #2
str w1, [x3], #4
subs x4, x4, #1
b.ne 1b
@ -126,7 +126,7 @@ ENTRY(generic_bs_rm_8)
/* Read the data. */
1: ldr x1, [x0]
str x1, [x3], #2
str x1, [x3], #8
subs x4, x4, #1
b.ne 1b