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Diffstat (limited to 'arch/blackfin/kernel/module.c')
-rw-r--r--arch/blackfin/kernel/module.c45
1 files changed, 18 insertions, 27 deletions
diff --git a/arch/blackfin/kernel/module.c b/arch/blackfin/kernel/module.c
index a6dfa6b71e63..35e350cad9d9 100644
--- a/arch/blackfin/kernel/module.c
+++ b/arch/blackfin/kernel/module.c
@@ -4,7 +4,7 @@
4 * Licensed under the GPL-2 or later 4 * Licensed under the GPL-2 or later
5 */ 5 */
6 6
7#define pr_fmt(fmt) "module %s: " fmt 7#define pr_fmt(fmt) "module %s: " fmt, mod->name
8 8
9#include <linux/moduleloader.h> 9#include <linux/moduleloader.h>
10#include <linux/elf.h> 10#include <linux/elf.h>
@@ -57,8 +57,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
57 dest = l1_inst_sram_alloc(s->sh_size); 57 dest = l1_inst_sram_alloc(s->sh_size);
58 mod->arch.text_l1 = dest; 58 mod->arch.text_l1 = dest;
59 if (dest == NULL) { 59 if (dest == NULL) {
60 pr_err("L1 inst memory allocation failed\n", 60 pr_err("L1 inst memory allocation failed\n");
61 mod->name);
62 return -1; 61 return -1;
63 } 62 }
64 dma_memcpy(dest, (void *)s->sh_addr, s->sh_size); 63 dma_memcpy(dest, (void *)s->sh_addr, s->sh_size);
@@ -70,8 +69,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
70 dest = l1_data_sram_alloc(s->sh_size); 69 dest = l1_data_sram_alloc(s->sh_size);
71 mod->arch.data_a_l1 = dest; 70 mod->arch.data_a_l1 = dest;
72 if (dest == NULL) { 71 if (dest == NULL) {
73 pr_err("L1 data memory allocation failed\n", 72 pr_err("L1 data memory allocation failed\n");
74 mod->name);
75 return -1; 73 return -1;
76 } 74 }
77 memcpy(dest, (void *)s->sh_addr, s->sh_size); 75 memcpy(dest, (void *)s->sh_addr, s->sh_size);
@@ -83,8 +81,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
83 dest = l1_data_sram_zalloc(s->sh_size); 81 dest = l1_data_sram_zalloc(s->sh_size);
84 mod->arch.bss_a_l1 = dest; 82 mod->arch.bss_a_l1 = dest;
85 if (dest == NULL) { 83 if (dest == NULL) {
86 pr_err("L1 data memory allocation failed\n", 84 pr_err("L1 data memory allocation failed\n");
87 mod->name);
88 return -1; 85 return -1;
89 } 86 }
90 87
@@ -93,8 +90,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
93 dest = l1_data_B_sram_alloc(s->sh_size); 90 dest = l1_data_B_sram_alloc(s->sh_size);
94 mod->arch.data_b_l1 = dest; 91 mod->arch.data_b_l1 = dest;
95 if (dest == NULL) { 92 if (dest == NULL) {
96 pr_err("L1 data memory allocation failed\n", 93 pr_err("L1 data memory allocation failed\n");
97 mod->name);
98 return -1; 94 return -1;
99 } 95 }
100 memcpy(dest, (void *)s->sh_addr, s->sh_size); 96 memcpy(dest, (void *)s->sh_addr, s->sh_size);
@@ -104,8 +100,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
104 dest = l1_data_B_sram_alloc(s->sh_size); 100 dest = l1_data_B_sram_alloc(s->sh_size);
105 mod->arch.bss_b_l1 = dest; 101 mod->arch.bss_b_l1 = dest;
106 if (dest == NULL) { 102 if (dest == NULL) {
107 pr_err("L1 data memory allocation failed\n", 103 pr_err("L1 data memory allocation failed\n");
108 mod->name);
109 return -1; 104 return -1;
110 } 105 }
111 memset(dest, 0, s->sh_size); 106 memset(dest, 0, s->sh_size);
@@ -117,8 +112,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
117 dest = l2_sram_alloc(s->sh_size); 112 dest = l2_sram_alloc(s->sh_size);
118 mod->arch.text_l2 = dest; 113 mod->arch.text_l2 = dest;
119 if (dest == NULL) { 114 if (dest == NULL) {
120 pr_err("L2 SRAM allocation failed\n", 115 pr_err("L2 SRAM allocation failed\n");
121 mod->name);
122 return -1; 116 return -1;
123 } 117 }
124 memcpy(dest, (void *)s->sh_addr, s->sh_size); 118 memcpy(dest, (void *)s->sh_addr, s->sh_size);
@@ -130,8 +124,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
130 dest = l2_sram_alloc(s->sh_size); 124 dest = l2_sram_alloc(s->sh_size);
131 mod->arch.data_l2 = dest; 125 mod->arch.data_l2 = dest;
132 if (dest == NULL) { 126 if (dest == NULL) {
133 pr_err("L2 SRAM allocation failed\n", 127 pr_err("L2 SRAM allocation failed\n");
134 mod->name);
135 return -1; 128 return -1;
136 } 129 }
137 memcpy(dest, (void *)s->sh_addr, s->sh_size); 130 memcpy(dest, (void *)s->sh_addr, s->sh_size);
@@ -143,8 +136,7 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
143 dest = l2_sram_zalloc(s->sh_size); 136 dest = l2_sram_zalloc(s->sh_size);
144 mod->arch.bss_l2 = dest; 137 mod->arch.bss_l2 = dest;
145 if (dest == NULL) { 138 if (dest == NULL) {
146 pr_err("L2 SRAM allocation failed\n", 139 pr_err("L2 SRAM allocation failed\n");
147 mod->name);
148 return -1; 140 return -1;
149 } 141 }
150 142
@@ -160,9 +152,9 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs,
160 152
161int 153int
162apply_relocate(Elf_Shdr * sechdrs, const char *strtab, 154apply_relocate(Elf_Shdr * sechdrs, const char *strtab,
163 unsigned int symindex, unsigned int relsec, struct module *me) 155 unsigned int symindex, unsigned int relsec, struct module *mod)
164{ 156{
165 pr_err(".rel unsupported\n", me->name); 157 pr_err(".rel unsupported\n");
166 return -ENOEXEC; 158 return -ENOEXEC;
167} 159}
168 160
@@ -186,7 +178,7 @@ apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
186 Elf32_Sym *sym; 178 Elf32_Sym *sym;
187 unsigned long location, value, size; 179 unsigned long location, value, size;
188 180
189 pr_debug("applying relocate section %u to %u\n", mod->name, 181 pr_debug("applying relocate section %u to %u\n",
190 relsec, sechdrs[relsec].sh_info); 182 relsec, sechdrs[relsec].sh_info);
191 183
192 for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { 184 for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) {
@@ -203,14 +195,14 @@ apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
203 195
204#ifdef CONFIG_SMP 196#ifdef CONFIG_SMP
205 if (location >= COREB_L1_DATA_A_START) { 197 if (location >= COREB_L1_DATA_A_START) {
206 pr_err("cannot relocate in L1: %u (SMP kernel)", 198 pr_err("cannot relocate in L1: %u (SMP kernel)\n",
207 mod->name, ELF32_R_TYPE(rel[i].r_info)); 199 ELF32_R_TYPE(rel[i].r_info));
208 return -ENOEXEC; 200 return -ENOEXEC;
209 } 201 }
210#endif 202#endif
211 203
212 pr_debug("location is %lx, value is %lx type is %d\n", 204 pr_debug("location is %lx, value is %lx type is %d\n",
213 mod->name, location, value, ELF32_R_TYPE(rel[i].r_info)); 205 location, value, ELF32_R_TYPE(rel[i].r_info));
214 206
215 switch (ELF32_R_TYPE(rel[i].r_info)) { 207 switch (ELF32_R_TYPE(rel[i].r_info)) {
216 208
@@ -230,11 +222,11 @@ apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
230 case R_BFIN_PCREL12_JUMP_S: 222 case R_BFIN_PCREL12_JUMP_S:
231 case R_BFIN_PCREL10: 223 case R_BFIN_PCREL10:
232 pr_err("unsupported relocation: %u (no -mlong-calls?)\n", 224 pr_err("unsupported relocation: %u (no -mlong-calls?)\n",
233 mod->name, ELF32_R_TYPE(rel[i].r_info)); 225 ELF32_R_TYPE(rel[i].r_info));
234 return -ENOEXEC; 226 return -ENOEXEC;
235 227
236 default: 228 default:
237 pr_err("unknown relocation: %u\n", mod->name, 229 pr_err("unknown relocation: %u\n",
238 ELF32_R_TYPE(rel[i].r_info)); 230 ELF32_R_TYPE(rel[i].r_info));
239 return -ENOEXEC; 231 return -ENOEXEC;
240 } 232 }
@@ -251,8 +243,7 @@ apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
251 isram_memcpy((void *)location, &value, size); 243 isram_memcpy((void *)location, &value, size);
252 break; 244 break;
253 default: 245 default:
254 pr_err("invalid relocation for %#lx\n", 246 pr_err("invalid relocation for %#lx\n", location);
255 mod->name, location);
256 return -ENOEXEC; 247 return -ENOEXEC;
257 } 248 }
258 } 249 }
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-07 01:30:58 -0500