diff options
author | Michael Sevakis <jethead71@rockbox.org> | 2008-05-10 22:03:45 +0000 |
---|---|---|
committer | Michael Sevakis <jethead71@rockbox.org> | 2008-05-10 22:03:45 +0000 |
commit | 209aa8eda5b5c7cecde65885e6beaf37c92ba622 (patch) | |
tree | 6beddeac6d9714732931b211c2d4cd84ce5db920 | |
parent | ab15fa7e00a4d98685dba186125d0805d1deb22c (diff) | |
download | rockbox-209aa8eda5b5c7cecde65885e6beaf37c92ba622.tar.gz rockbox-209aa8eda5b5c7cecde65885e6beaf37c92ba622.zip |
Real fake IRAM by placing .i.... section in the analagous DRAM sections in the linker scripts that hasn't done this yet.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17449 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r-- | apps/codecs/libmad/mad_iram.h | 7 | ||||
-rw-r--r-- | apps/plugins/plugin.lds | 22 | ||||
-rw-r--r-- | firmware/target/arm/imx31/app.lds | 24 | ||||
-rw-r--r-- | firmware/target/arm/imx31/crt0.S | 19 | ||||
-rw-r--r-- | firmware/target/arm/s3c2440/app.lds | 37 | ||||
-rw-r--r-- | firmware/target/arm/s3c2440/boot.lds | 24 | ||||
-rw-r--r-- | firmware/target/arm/s3c2440/crt0.S | 20 |
7 files changed, 39 insertions, 114 deletions
diff --git a/apps/codecs/libmad/mad_iram.h b/apps/codecs/libmad/mad_iram.h index ffa6be8881..08d218a1d8 100644 --- a/apps/codecs/libmad/mad_iram.h +++ b/apps/codecs/libmad/mad_iram.h | |||
@@ -30,8 +30,7 @@ | |||
30 | /* Code performs slower in IRAM on PP502x and there is no space in | 30 | /* Code performs slower in IRAM on PP502x and there is no space in |
31 | mpegplayer on the PP5002. S3C2440 doesn't have any IRAM available for | 31 | mpegplayer on the PP5002. S3C2440 doesn't have any IRAM available for |
32 | codecs */ | 32 | codecs */ |
33 | #if defined(CPU_PP502x) || (CONFIG_CPU == PP5002 && defined(MPEGPLAYER)) || \ | 33 | #if defined(CPU_PP502x) || (CONFIG_CPU == PP5002 && defined(MPEGPLAYER)) |
34 | (CONFIG_CPU==S3C2440) || (CONFIG_CPU==IMX31L) | ||
35 | #define ICODE_SECTION_MPA_ARM .text | 34 | #define ICODE_SECTION_MPA_ARM .text |
36 | #define ICODE_ATTR_MPA_SYNTH | 35 | #define ICODE_ATTR_MPA_SYNTH |
37 | #else | 36 | #else |
@@ -39,11 +38,7 @@ | |||
39 | #define ICODE_ATTR_MPA_SYNTH ICODE_ATTR | 38 | #define ICODE_ATTR_MPA_SYNTH ICODE_ATTR |
40 | #endif | 39 | #endif |
41 | 40 | ||
42 | #if CONFIG_CPU == S3C2440 || CONFIG_CPU == IMX31L | ||
43 | #define IBSS_SECTION_MPA_ARM .bss | ||
44 | #else | ||
45 | #define IBSS_SECTION_MPA_ARM .ibss | 41 | #define IBSS_SECTION_MPA_ARM .ibss |
46 | #endif | ||
47 | 42 | ||
48 | #ifndef ICONST_ATTR_MPA_HUFFMAN | 43 | #ifndef ICONST_ATTR_MPA_HUFFMAN |
49 | #define ICONST_ATTR_MPA_HUFFMAN ICONST_ATTR | 44 | #define ICONST_ATTR_MPA_HUFFMAN ICONST_ATTR |
diff --git a/apps/plugins/plugin.lds b/apps/plugins/plugin.lds index 92365c6269..13a048acaf 100644 --- a/apps/plugins/plugin.lds +++ b/apps/plugins/plugin.lds | |||
@@ -63,14 +63,12 @@ OUTPUT_FORMAT(elf32-sh) | |||
63 | #define IRAMSIZE 0x9000 | 63 | #define IRAMSIZE 0x9000 |
64 | #elif CONFIG_CPU == S3C2440 | 64 | #elif CONFIG_CPU == S3C2440 |
65 | #define DRAMORIG 0x0 + STUBOFFSET | 65 | #define DRAMORIG 0x0 + STUBOFFSET |
66 | #define IRAMORIG DRAMORIG | ||
67 | #define IRAMSIZE 4K | ||
68 | #define IRAM DRAM | 66 | #define IRAM DRAM |
67 | #define IRAMSIZE 0 | ||
69 | #elif CONFIG_CPU == IMX31L | 68 | #elif CONFIG_CPU == IMX31L |
70 | #define DRAMORIG 0x0 + STUBOFFSET | 69 | #define DRAMORIG 0x0 + STUBOFFSET |
71 | #define IRAMORIG DRAMORIG | ||
72 | #define IRAMSIZE 0x4000 | ||
73 | #define IRAM DRAM | 70 | #define IRAM DRAM |
71 | #define IRAMSIZE 0 | ||
74 | #elif CONFIG_CPU==DM320 | 72 | #elif CONFIG_CPU==DM320 |
75 | #define DRAMORIG 0x00900000 + STUBOFFSET | 73 | #define DRAMORIG 0x00900000 + STUBOFFSET |
76 | #define IRAMORIG DRAMORIG | 74 | #define IRAMORIG DRAMORIG |
@@ -100,7 +98,7 @@ OUTPUT_FORMAT(elf32-sh) | |||
100 | MEMORY | 98 | MEMORY |
101 | { | 99 | { |
102 | PLUGIN_RAM : ORIGIN = THIS_ORIGIN, LENGTH = THIS_LENGTH | 100 | PLUGIN_RAM : ORIGIN = THIS_ORIGIN, LENGTH = THIS_LENGTH |
103 | #if defined(IRAMSIZE) | 101 | #if defined(IRAMSIZE) && IRAMSIZE != 0 |
104 | PLUGIN_IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE | 102 | PLUGIN_IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE |
105 | #endif | 103 | #endif |
106 | } | 104 | } |
@@ -116,6 +114,9 @@ SECTIONS | |||
116 | .text : | 114 | .text : |
117 | { | 115 | { |
118 | *(.text*) | 116 | *(.text*) |
117 | #if defined(IRAMSIZE) && IRAMSIZE == 0 | ||
118 | *(.icode) | ||
119 | #endif | ||
119 | #ifdef CPU_ARM | 120 | #ifdef CPU_ARM |
120 | *(.glue_7) | 121 | *(.glue_7) |
121 | *(.glue_7t) | 122 | *(.glue_7t) |
@@ -125,12 +126,18 @@ SECTIONS | |||
125 | .rodata : | 126 | .rodata : |
126 | { | 127 | { |
127 | *(.rodata*) | 128 | *(.rodata*) |
129 | #if defined(IRAMSIZE) && IRAMSIZE == 0 | ||
130 | *(.irodata) | ||
131 | #endif | ||
128 | . = ALIGN(0x4); | 132 | . = ALIGN(0x4); |
129 | } > PLUGIN_RAM | 133 | } > PLUGIN_RAM |
130 | 134 | ||
131 | .data : | 135 | .data : |
132 | { | 136 | { |
133 | *(.data*) | 137 | *(.data*) |
138 | #if defined(IRAMSIZE) && IRAMSIZE == 0 | ||
139 | *(.idata) | ||
140 | #endif | ||
134 | } > PLUGIN_RAM | 141 | } > PLUGIN_RAM |
135 | 142 | ||
136 | #if NOCACHE_BASE != 0 | 143 | #if NOCACHE_BASE != 0 |
@@ -151,7 +158,7 @@ SECTIONS | |||
151 | *(.eh_frame) | 158 | *(.eh_frame) |
152 | } | 159 | } |
153 | 160 | ||
154 | #if defined(IRAMSIZE) | 161 | #if defined(IRAMSIZE) && IRAMSIZE != 0 |
155 | .iram IRAMORIG : AT ( iramcopy) | 162 | .iram IRAMORIG : AT ( iramcopy) |
156 | { | 163 | { |
157 | iramstart = .; | 164 | iramstart = .; |
@@ -175,6 +182,9 @@ SECTIONS | |||
175 | { | 182 | { |
176 | plugin_bss_start = .; | 183 | plugin_bss_start = .; |
177 | *(.bss*) | 184 | *(.bss*) |
185 | #if defined(IRAMSIZE) && IRAMSIZE == 0 | ||
186 | *(.ibss) | ||
187 | #endif | ||
178 | *(COMMON) | 188 | *(COMMON) |
179 | . = ALIGN(0x4); | 189 | . = ALIGN(0x4); |
180 | } > PLUGIN_RAM | 190 | } > PLUGIN_RAM |
diff --git a/firmware/target/arm/imx31/app.lds b/firmware/target/arm/imx31/app.lds index 9b35e8dd53..80123fee9d 100644 --- a/firmware/target/arm/imx31/app.lds +++ b/firmware/target/arm/imx31/app.lds | |||
@@ -46,6 +46,7 @@ SECTIONS | |||
46 | . = ALIGN(0x200); | 46 | . = ALIGN(0x200); |
47 | *(.init.text) | 47 | *(.init.text) |
48 | *(.text*) | 48 | *(.text*) |
49 | *(.icode) | ||
49 | *(.glue_7) | 50 | *(.glue_7) |
50 | *(.glue_7t) | 51 | *(.glue_7t) |
51 | . = ALIGN(0x4); | 52 | . = ALIGN(0x4); |
@@ -57,6 +58,7 @@ SECTIONS | |||
57 | *(.rodata*) | 58 | *(.rodata*) |
58 | *(.rodata.str1.1) | 59 | *(.rodata.str1.1) |
59 | *(.rodata.str1.4) | 60 | *(.rodata.str1.4) |
61 | *(.irodata) | ||
60 | . = ALIGN(0x4); | 62 | . = ALIGN(0x4); |
61 | 63 | ||
62 | /* Pseudo-allocate the copies of the data sections */ | 64 | /* Pseudo-allocate the copies of the data sections */ |
@@ -70,6 +72,7 @@ SECTIONS | |||
70 | { | 72 | { |
71 | _datastart = .; | 73 | _datastart = .; |
72 | *(.data*) | 74 | *(.data*) |
75 | *(.idata) | ||
73 | . = ALIGN(0x4); | 76 | . = ALIGN(0x4); |
74 | _dataend = .; | 77 | _dataend = .; |
75 | } > DRAM | 78 | } > DRAM |
@@ -88,26 +91,6 @@ SECTIONS | |||
88 | 91 | ||
89 | _vectorscopy = LOADADDR(.vectors); | 92 | _vectorscopy = LOADADDR(.vectors); |
90 | 93 | ||
91 | .iram : | ||
92 | { | ||
93 | _iramstart = .; | ||
94 | *(.icode) | ||
95 | *(.irodata) | ||
96 | *(.idata) | ||
97 | . = ALIGN(0x4); | ||
98 | _iramend = .; | ||
99 | } > DRAM | ||
100 | |||
101 | _iramcopy = LOADADDR(.iram); | ||
102 | |||
103 | .ibss (NOLOAD) : | ||
104 | { | ||
105 | _iedata = .; | ||
106 | *(.ibss) | ||
107 | . = ALIGN(0x4); | ||
108 | _iend = .; | ||
109 | } > DRAM | ||
110 | |||
111 | .stack : | 94 | .stack : |
112 | { | 95 | { |
113 | *(.stack) | 96 | *(.stack) |
@@ -120,6 +103,7 @@ SECTIONS | |||
120 | { | 103 | { |
121 | _edata = .; | 104 | _edata = .; |
122 | *(.bss*) | 105 | *(.bss*) |
106 | *(.ibss) | ||
123 | *(COMMON) | 107 | *(COMMON) |
124 | . = ALIGN(0x4); | 108 | . = ALIGN(0x4); |
125 | _end = .; | 109 | _end = .; |
diff --git a/firmware/target/arm/imx31/crt0.S b/firmware/target/arm/imx31/crt0.S index 046578b5bf..55cd74180f 100644 --- a/firmware/target/arm/imx31/crt0.S +++ b/firmware/target/arm/imx31/crt0.S | |||
@@ -229,25 +229,6 @@ remap_end: | |||
229 | ldrhi r5, [r4], #4 | 229 | ldrhi r5, [r4], #4 |
230 | strhi r5, [r2], #4 | 230 | strhi r5, [r2], #4 |
231 | bhi 1b | 231 | bhi 1b |
232 | #else | ||
233 | /* Zero out IBSS */ | ||
234 | ldr r2, =_iedata | ||
235 | ldr r3, =_iend | ||
236 | mov r4, #0 | ||
237 | 1: | ||
238 | cmp r3, r2 | ||
239 | strhi r4, [r2], #4 | ||
240 | bhi 1b | ||
241 | |||
242 | /* Copy the IRAM */ | ||
243 | ldr r2, =_iramcopy | ||
244 | ldr r3, =_iramstart | ||
245 | ldr r4, =_iramend | ||
246 | 1: | ||
247 | cmp r4, r3 | ||
248 | ldrhi r5, [r2], #4 | ||
249 | strhi r5, [r3], #4 | ||
250 | bhi 1b | ||
251 | #endif /* BOOTLOADER */ | 232 | #endif /* BOOTLOADER */ |
252 | 233 | ||
253 | /* Initialise bss section to zero */ | 234 | /* Initialise bss section to zero */ |
diff --git a/firmware/target/arm/s3c2440/app.lds b/firmware/target/arm/s3c2440/app.lds index 7321df8af2..a436d65770 100644 --- a/firmware/target/arm/s3c2440/app.lds +++ b/firmware/target/arm/s3c2440/app.lds | |||
@@ -51,6 +51,7 @@ SECTIONS | |||
51 | _textstart = .; | 51 | _textstart = .; |
52 | *(.text) | 52 | *(.text) |
53 | *(.text*) | 53 | *(.text*) |
54 | *(.icode) | ||
54 | *(.glue_7) | 55 | *(.glue_7) |
55 | *(.glue_7t) | 56 | *(.glue_7t) |
56 | . = ALIGN(0x4); | 57 | . = ALIGN(0x4); |
@@ -64,12 +65,14 @@ SECTIONS | |||
64 | *(.rodata*) | 65 | *(.rodata*) |
65 | *(.rodata.str1.1) | 66 | *(.rodata.str1.1) |
66 | *(.rodata.str1.4) | 67 | *(.rodata.str1.4) |
68 | *(.irodata*) | ||
67 | . = ALIGN(0x4); | 69 | . = ALIGN(0x4); |
68 | } > DRAM | 70 | } > DRAM |
69 | 71 | ||
70 | .data : | 72 | .data : |
71 | { | 73 | { |
72 | *(.data*) | 74 | *(.data*) |
75 | *(.idata*) | ||
73 | . = ALIGN(0x4); | 76 | . = ALIGN(0x4); |
74 | } > DRAM | 77 | } > DRAM |
75 | 78 | ||
@@ -78,27 +81,9 @@ SECTIONS | |||
78 | *(.eh_frame) | 81 | *(.eh_frame) |
79 | } | 82 | } |
80 | 83 | ||
81 | .iram : | 84 | _initdata_end =.; |
82 | { | ||
83 | _iramstart = .; | ||
84 | *(.icode) | ||
85 | *(.irodata) | ||
86 | *(.idata) | ||
87 | . = ALIGN(0x4); | ||
88 | _iramend = .; | ||
89 | } > DRAM | ||
90 | |||
91 | _iramcopy = LOADADDR(.iram); | ||
92 | |||
93 | .ibss : | ||
94 | { | ||
95 | _iedata = .; | ||
96 | *(.ibss) | ||
97 | . = ALIGN(0x4); | ||
98 | _iend = .; | ||
99 | } > DRAM | ||
100 | 85 | ||
101 | .stack : | 86 | .stack (NOLOAD) : |
102 | { | 87 | { |
103 | *(.stack) | 88 | *(.stack) |
104 | stackbegin = .; | 89 | stackbegin = .; |
@@ -106,34 +91,36 @@ SECTIONS | |||
106 | stackend = .; | 91 | stackend = .; |
107 | } > DRAM | 92 | } > DRAM |
108 | 93 | ||
109 | .bss : | 94 | .bss (NOLOAD) : |
110 | { | 95 | { |
111 | _edata = .; | 96 | _edata = .; |
112 | *(.bss*) | 97 | *(.bss*) |
98 | *(.ibss*) | ||
113 | *(COMMON) | 99 | *(COMMON) |
114 | . = ALIGN(0x4); | 100 | . = ALIGN(0x4); |
115 | _end = .; | 101 | _end = .; |
116 | } > DRAM | 102 | } > DRAM |
117 | 103 | ||
118 | .audiobuf ALIGN(4) : | 104 | .audiobuf (NOLOAD) : |
119 | { | 105 | { |
106 | . = ALIGN(4); | ||
120 | _audiobuffer = .; | 107 | _audiobuffer = .; |
121 | audiobuffer = .; | 108 | audiobuffer = .; |
122 | } > DRAM | 109 | } > DRAM |
123 | 110 | ||
124 | .audiobufend ENDAUDIOADDR: | 111 | .audiobufend ENDAUDIOADDR (NOLOAD) : |
125 | { | 112 | { |
126 | audiobufend = .; | 113 | audiobufend = .; |
127 | _audiobufend = .; | 114 | _audiobufend = .; |
128 | } > DRAM | 115 | } > DRAM |
129 | 116 | ||
130 | .codec ENDAUDIOADDR: | 117 | .codec ENDAUDIOADDR (NOLOAD) : |
131 | { | 118 | { |
132 | codecbuf = .; | 119 | codecbuf = .; |
133 | _codecbuf = .; | 120 | _codecbuf = .; |
134 | } | 121 | } |
135 | 122 | ||
136 | .plugin ENDADDR: | 123 | .plugin ENDADDR (NOLOAD) : |
137 | { | 124 | { |
138 | _pluginbuf = .; | 125 | _pluginbuf = .; |
139 | pluginbuf = .; | 126 | pluginbuf = .; |
diff --git a/firmware/target/arm/s3c2440/boot.lds b/firmware/target/arm/s3c2440/boot.lds index 3cb88c9e7b..2f22b7603f 100644 --- a/firmware/target/arm/s3c2440/boot.lds +++ b/firmware/target/arm/s3c2440/boot.lds | |||
@@ -33,6 +33,7 @@ SECTIONS | |||
33 | _textstart = .; | 33 | _textstart = .; |
34 | *(.text) | 34 | *(.text) |
35 | *(.text*) | 35 | *(.text*) |
36 | *(.icode) | ||
36 | *(.glue_7) | 37 | *(.glue_7) |
37 | *(.glue_7t) | 38 | *(.glue_7t) |
38 | . = ALIGN(0x4); | 39 | . = ALIGN(0x4); |
@@ -46,12 +47,14 @@ SECTIONS | |||
46 | *(.rodata*) | 47 | *(.rodata*) |
47 | *(.rodata.str1.1) | 48 | *(.rodata.str1.1) |
48 | *(.rodata.str1.4) | 49 | *(.rodata.str1.4) |
50 | *(.irodata) | ||
49 | . = ALIGN(0x4); | 51 | . = ALIGN(0x4); |
50 | } > DRAM | 52 | } > DRAM |
51 | 53 | ||
52 | .data : | 54 | .data : |
53 | { | 55 | { |
54 | *(.data*) | 56 | *(.data*) |
57 | *(.idata) | ||
55 | . = ALIGN(0x4); | 58 | . = ALIGN(0x4); |
56 | } > DRAM | 59 | } > DRAM |
57 | 60 | ||
@@ -60,26 +63,6 @@ SECTIONS | |||
60 | *(.eh_frame) | 63 | *(.eh_frame) |
61 | } | 64 | } |
62 | 65 | ||
63 | .iram : | ||
64 | { | ||
65 | _iramstart = .; | ||
66 | *(.icode) | ||
67 | *(.irodata) | ||
68 | *(.idata) | ||
69 | . = ALIGN(0x4); | ||
70 | _iramend = .; | ||
71 | } > DRAM | ||
72 | |||
73 | _iramcopy = LOADADDR(.iram); | ||
74 | |||
75 | .ibss : | ||
76 | { | ||
77 | _iedata = .; | ||
78 | *(.ibss) | ||
79 | . = ALIGN(0x4); | ||
80 | _iend = .; | ||
81 | } > DRAM | ||
82 | |||
83 | .stack : | 66 | .stack : |
84 | { | 67 | { |
85 | *(.stack) | 68 | *(.stack) |
@@ -92,6 +75,7 @@ SECTIONS | |||
92 | { | 75 | { |
93 | _edata = .; | 76 | _edata = .; |
94 | *(.bss*) | 77 | *(.bss*) |
78 | *(.ibss) | ||
95 | *(COMMON) | 79 | *(COMMON) |
96 | . = ALIGN(0x4); | 80 | . = ALIGN(0x4); |
97 | _end = .; | 81 | _end = .; |
diff --git a/firmware/target/arm/s3c2440/crt0.S b/firmware/target/arm/s3c2440/crt0.S index 7f1ebf8dec..efdb3f7248 100644 --- a/firmware/target/arm/s3c2440/crt0.S +++ b/firmware/target/arm/s3c2440/crt0.S | |||
@@ -97,7 +97,7 @@ start: | |||
97 | 97 | ||
98 | /* Calculate the length of the code needed to run/copy */ | 98 | /* Calculate the length of the code needed to run/copy */ |
99 | ldr r1, = _vectorstart | 99 | ldr r1, = _vectorstart |
100 | ldr r2, = _iramend | 100 | ldr r2, = _initdata_end |
101 | sub r2, r2, r1 | 101 | sub r2, r2, r1 |
102 | 102 | ||
103 | add r3, r2, #0x30000000 | 103 | add r3, r2, #0x30000000 |
@@ -364,7 +364,7 @@ start: | |||
364 | 364 | ||
365 | /* Copy code to 0x30000000 */ | 365 | /* Copy code to 0x30000000 */ |
366 | ldr r2, = _vectorstart | 366 | ldr r2, = _vectorstart |
367 | ldr r3, = _iramend | 367 | ldr r3, = _initdata_end |
368 | 368 | ||
369 | sub r2, r3, r2 /* length of loader */ | 369 | sub r2, r3, r2 /* length of loader */ |
370 | 370 | ||
@@ -408,22 +408,6 @@ donecopy: | |||
408 | 408 | ||
409 | bl enable_mmu | 409 | bl enable_mmu |
410 | 410 | ||
411 | /* Zero out IBSS */ | ||
412 | ldr r2, =_iedata | ||
413 | ldr r3, =_iend | ||
414 | mov r4, #0 | ||
415 | ibsszero: | ||
416 | cmp r3, r2 | ||
417 | strhi r4, [r2], #4 | ||
418 | bhi ibsszero | ||
419 | |||
420 | /* Copy the IRAM */ | ||
421 | ldr r0, =_iramcopy | ||
422 | ldr r1, =_iramstart | ||
423 | ldr r2, =_iramend | ||
424 | sub r2, r2, r1 | ||
425 | bl word_copy | ||
426 | |||
427 | /* Initialise bss section to zero */ | 411 | /* Initialise bss section to zero */ |
428 | ldr r2, =_edata | 412 | ldr r2, =_edata |
429 | ldr r3, =_end | 413 | ldr r3, =_end |