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authorTony Lindgren <tony@atomide.com>2011-02-04 15:03:24 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-02-17 18:27:31 -0500
commit5b7de4547b388d3949620e21d072e35b6f2638fa (patch)
treeb08ff8f1c45b1c6bad6405dc06e6f028fcf1eeea /arch/arm
parent72a20e22f49e2dad3180c23980a9df1c63faab0a (diff)
ARM: 6651/1: omap: Fix DEBUG_LL code for p2v changes
These are needed for CONFIG_ARM_PATCH_PHYS_VIRT to work. Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-omap1/include/mach/debug-macro.S9
-rw-r--r--arch/arm/mach-omap2/include/mach/debug-macro.S13
2 files changed, 14 insertions, 8 deletions
diff --git a/arch/arm/mach-omap1/include/mach/debug-macro.S b/arch/arm/mach-omap1/include/mach/debug-macro.S
index 6a0fa0462365..62856044eb63 100644
--- a/arch/arm/mach-omap1/include/mach/debug-macro.S
+++ b/arch/arm/mach-omap1/include/mach/debug-macro.S
@@ -17,6 +17,9 @@
17 17
18#include <plat/serial.h> 18#include <plat/serial.h>
19 19
20#define omap_uart_v2p(x) ((x) - PAGE_OFFSET + PLAT_PHYS_OFFSET)
21#define omap_uart_p2v(x) ((x) - PLAT_PHYS_OFFSET + PAGE_OFFSET)
22
20 .pushsection .data 23 .pushsection .data
21omap_uart_phys: .word 0x0 24omap_uart_phys: .word 0x0
22omap_uart_virt: .word 0x0 25omap_uart_virt: .word 0x0
@@ -33,7 +36,7 @@ omap_uart_virt: .word 0x0
33 /* Use omap_uart_phys/virt if already configured */ 36 /* Use omap_uart_phys/virt if already configured */
349: mrc p15, 0, \rp, c1, c0 379: mrc p15, 0, \rp, c1, c0
35 tst \rp, #1 @ MMU enabled? 38 tst \rp, #1 @ MMU enabled?
36 ldreq \rp, =__virt_to_phys(omap_uart_phys) @ MMU not enabled 39 ldreq \rp, =omap_uart_v2p(omap_uart_phys) @ MMU disabled
37 ldrne \rp, =omap_uart_phys @ MMU enabled 40 ldrne \rp, =omap_uart_phys @ MMU enabled
38 add \rv, \rp, #4 @ omap_uart_virt 41 add \rv, \rp, #4 @ omap_uart_virt
39 ldr \rp, [\rp, #0] 42 ldr \rp, [\rp, #0]
@@ -46,7 +49,7 @@ omap_uart_virt: .word 0x0
46 mrc p15, 0, \rp, c1, c0 49 mrc p15, 0, \rp, c1, c0
47 tst \rp, #1 @ MMU enabled? 50 tst \rp, #1 @ MMU enabled?
48 ldreq \rp, =OMAP_UART_INFO @ MMU not enabled 51 ldreq \rp, =OMAP_UART_INFO @ MMU not enabled
49 ldrne \rp, =__phys_to_virt(OMAP_UART_INFO) @ MMU enabled 52 ldrne \rp, =omap_uart_p2v(OMAP_UART_INFO) @ MMU enabled
50 ldr \rp, [\rp, #0] 53 ldr \rp, [\rp, #0]
51 54
52 /* Select the UART to use based on the UART1 scratchpad value */ 55 /* Select the UART to use based on the UART1 scratchpad value */
@@ -73,7 +76,7 @@ omap_uart_virt: .word 0x0
7398: add \rp, \rp, #0xff000000 @ phys base 7698: add \rp, \rp, #0xff000000 @ phys base
74 mrc p15, 0, \rv, c1, c0 77 mrc p15, 0, \rv, c1, c0
75 tst \rv, #1 @ MMU enabled? 78 tst \rv, #1 @ MMU enabled?
76 ldreq \rv, =__virt_to_phys(omap_uart_phys) @ MMU not enabled 79 ldreq \rv, =omap_uart_v2p(omap_uart_phys) @ MMU disabled
77 ldrne \rv, =omap_uart_phys @ MMU enabled 80 ldrne \rv, =omap_uart_phys @ MMU enabled
78 str \rp, [\rv, #0] 81 str \rp, [\rv, #0]
79 sub \rp, \rp, #0xff000000 @ phys base 82 sub \rp, \rp, #0xff000000 @ phys base
diff --git a/arch/arm/mach-omap2/include/mach/debug-macro.S b/arch/arm/mach-omap2/include/mach/debug-macro.S
index 6a4d4136002e..6049f465ec84 100644
--- a/arch/arm/mach-omap2/include/mach/debug-macro.S
+++ b/arch/arm/mach-omap2/include/mach/debug-macro.S
@@ -19,6 +19,9 @@
19 19
20#define UART_OFFSET(addr) ((addr) & 0x00ffffff) 20#define UART_OFFSET(addr) ((addr) & 0x00ffffff)
21 21
22#define omap_uart_v2p(x) ((x) - PAGE_OFFSET + PLAT_PHYS_OFFSET)
23#define omap_uart_p2v(x) ((x) - PLAT_PHYS_OFFSET + PAGE_OFFSET)
24
22 .pushsection .data 25 .pushsection .data
23omap_uart_phys: .word 0 26omap_uart_phys: .word 0
24omap_uart_virt: .word 0 27omap_uart_virt: .word 0
@@ -36,7 +39,7 @@ omap_uart_lsr: .word 0
36 /* Use omap_uart_phys/virt if already configured */ 39 /* Use omap_uart_phys/virt if already configured */
3710: mrc p15, 0, \rp, c1, c0 4010: mrc p15, 0, \rp, c1, c0
38 tst \rp, #1 @ MMU enabled? 41 tst \rp, #1 @ MMU enabled?
39 ldreq \rp, =__virt_to_phys(omap_uart_phys) @ MMU not enabled 42 ldreq \rp, =omap_uart_v2p(omap_uart_phys) @ MMU disabled
40 ldrne \rp, =omap_uart_phys @ MMU enabled 43 ldrne \rp, =omap_uart_phys @ MMU enabled
41 add \rv, \rp, #4 @ omap_uart_virt 44 add \rv, \rp, #4 @ omap_uart_virt
42 ldr \rp, [\rp, #0] 45 ldr \rp, [\rp, #0]
@@ -49,7 +52,7 @@ omap_uart_lsr: .word 0
49 mrc p15, 0, \rp, c1, c0 52 mrc p15, 0, \rp, c1, c0
50 tst \rp, #1 @ MMU enabled? 53 tst \rp, #1 @ MMU enabled?
51 ldreq \rp, =OMAP_UART_INFO @ MMU not enabled 54 ldreq \rp, =OMAP_UART_INFO @ MMU not enabled
52 ldrne \rp, =__phys_to_virt(OMAP_UART_INFO) @ MMU enabled 55 ldrne \rp, =omap_uart_p2v(OMAP_UART_INFO) @ MMU enabled
53 ldr \rp, [\rp, #0] 56 ldr \rp, [\rp, #0]
54 57
55 /* Select the UART to use based on the UART1 scratchpad value */ 58 /* Select the UART to use based on the UART1 scratchpad value */
@@ -94,7 +97,7 @@ omap_uart_lsr: .word 0
9495: ldr \rp, =ZOOM_UART_BASE 9795: ldr \rp, =ZOOM_UART_BASE
95 mrc p15, 0, \rv, c1, c0 98 mrc p15, 0, \rv, c1, c0
96 tst \rv, #1 @ MMU enabled? 99 tst \rv, #1 @ MMU enabled?
97 ldreq \rv, =__virt_to_phys(omap_uart_phys) @ MMU not enabled 100 ldreq \rv, =omap_uart_v2p(omap_uart_phys) @ MMU disabled
98 ldrne \rv, =omap_uart_phys @ MMU enabled 101 ldrne \rv, =omap_uart_phys @ MMU enabled
99 str \rp, [\rv, #0] 102 str \rp, [\rv, #0]
100 ldr \rp, =ZOOM_UART_VIRT 103 ldr \rp, =ZOOM_UART_VIRT
@@ -109,7 +112,7 @@ omap_uart_lsr: .word 0
10998: add \rp, \rp, #0x48000000 @ phys base 11298: add \rp, \rp, #0x48000000 @ phys base
110 mrc p15, 0, \rv, c1, c0 113 mrc p15, 0, \rv, c1, c0
111 tst \rv, #1 @ MMU enabled? 114 tst \rv, #1 @ MMU enabled?
112 ldreq \rv, =__virt_to_phys(omap_uart_phys) @ MMU not enabled 115 ldreq \rv, =omap_uart_v2p(omap_uart_phys) @ MMU disabled
113 ldrne \rv, =omap_uart_phys @ MMU enabled 116 ldrne \rv, =omap_uart_phys @ MMU enabled
114 str \rp, [\rv, #0] 117 str \rp, [\rv, #0]
115 sub \rp, \rp, #0x48000000 @ phys base 118 sub \rp, \rp, #0x48000000 @ phys base
@@ -131,7 +134,7 @@ omap_uart_lsr: .word 0
131 .macro busyuart,rd,rx 134 .macro busyuart,rd,rx
1321001: mrc p15, 0, \rd, c1, c0 1351001: mrc p15, 0, \rd, c1, c0
133 tst \rd, #1 @ MMU enabled? 136 tst \rd, #1 @ MMU enabled?
134 ldreq \rd, =__virt_to_phys(omap_uart_lsr) @ MMU not enabled 137 ldreq \rd, =omap_uart_v2p(omap_uart_lsr) @ MMU disabled
135 ldrne \rd, =omap_uart_lsr @ MMU enabled 138 ldrne \rd, =omap_uart_lsr @ MMU enabled
136 ldr \rd, [\rd, #0] 139 ldr \rd, [\rd, #0]
137 ldrb \rd, [\rx, \rd] 140 ldrb \rd, [\rx, \rd]