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-rw-r--r--arch/x86/include/asm/mpspec_def.h20
-rw-r--r--arch/x86/kernel/mpparse.c59
-rw-r--r--arch/x86/mach-generic/es7000.c4
3 files changed, 41 insertions, 42 deletions
diff --git a/arch/x86/include/asm/mpspec_def.h b/arch/x86/include/asm/mpspec_def.h
index 6ea62ea2dc21..59568bc4767f 100644
--- a/arch/x86/include/asm/mpspec_def.h
+++ b/arch/x86/include/asm/mpspec_def.h
@@ -40,16 +40,16 @@ struct intel_mp_floating {
40#define MPC_SIGNATURE "PCMP" 40#define MPC_SIGNATURE "PCMP"
41 41
42struct mpc_table { 42struct mpc_table {
43 char mpc_signature[4]; 43 char signature[4];
44 unsigned short mpc_length; /* Size of table */ 44 unsigned short length; /* Size of table */
45 char mpc_spec; /* 0x01 */ 45 char spec; /* 0x01 */
46 char mpc_checksum; 46 char checksum;
47 char mpc_oem[8]; 47 char oem[8];
48 char mpc_productid[12]; 48 char productid[12];
49 unsigned int mpc_oemptr; /* 0 if not present */ 49 unsigned int oemptr; /* 0 if not present */
50 unsigned short mpc_oemsize; /* 0 if not present */ 50 unsigned short oemsize; /* 0 if not present */
51 unsigned short mpc_oemcount; 51 unsigned short oemcount;
52 unsigned int mpc_lapic; /* APIC address */ 52 unsigned int lapic; /* APIC address */
53 unsigned int reserved; 53 unsigned int reserved;
54}; 54};
55 55
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index d780ddddbc37..e6a9724fefc1 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -247,35 +247,35 @@ static void __init MP_lintsrc_info(struct mpc_lintsrc *m)
247static int __init smp_check_mpc(struct mpc_table *mpc, char *oem, char *str) 247static int __init smp_check_mpc(struct mpc_table *mpc, char *oem, char *str)
248{ 248{
249 249
250 if (memcmp(mpc->mpc_signature, MPC_SIGNATURE, 4)) { 250 if (memcmp(mpc->signature, MPC_SIGNATURE, 4)) {
251 printk(KERN_ERR "MPTABLE: bad signature [%c%c%c%c]!\n", 251 printk(KERN_ERR "MPTABLE: bad signature [%c%c%c%c]!\n",
252 mpc->mpc_signature[0], mpc->mpc_signature[1], 252 mpc->signature[0], mpc->signature[1],
253 mpc->mpc_signature[2], mpc->mpc_signature[3]); 253 mpc->signature[2], mpc->signature[3]);
254 return 0; 254 return 0;
255 } 255 }
256 if (mpf_checksum((unsigned char *)mpc, mpc->mpc_length)) { 256 if (mpf_checksum((unsigned char *)mpc, mpc->length)) {
257 printk(KERN_ERR "MPTABLE: checksum error!\n"); 257 printk(KERN_ERR "MPTABLE: checksum error!\n");
258 return 0; 258 return 0;
259 } 259 }
260 if (mpc->mpc_spec != 0x01 && mpc->mpc_spec != 0x04) { 260 if (mpc->spec != 0x01 && mpc->spec != 0x04) {
261 printk(KERN_ERR "MPTABLE: bad table version (%d)!!\n", 261 printk(KERN_ERR "MPTABLE: bad table version (%d)!!\n",
262 mpc->mpc_spec); 262 mpc->spec);
263 return 0; 263 return 0;
264 } 264 }
265 if (!mpc->mpc_lapic) { 265 if (!mpc->lapic) {
266 printk(KERN_ERR "MPTABLE: null local APIC address!\n"); 266 printk(KERN_ERR "MPTABLE: null local APIC address!\n");
267 return 0; 267 return 0;
268 } 268 }
269 memcpy(oem, mpc->mpc_oem, 8); 269 memcpy(oem, mpc->oem, 8);
270 oem[8] = 0; 270 oem[8] = 0;
271 printk(KERN_INFO "MPTABLE: OEM ID: %s\n", oem); 271 printk(KERN_INFO "MPTABLE: OEM ID: %s\n", oem);
272 272
273 memcpy(str, mpc->mpc_productid, 12); 273 memcpy(str, mpc->productid, 12);
274 str[12] = 0; 274 str[12] = 0;
275 275
276 printk(KERN_INFO "MPTABLE: Product ID: %s\n", str); 276 printk(KERN_INFO "MPTABLE: Product ID: %s\n", str);
277 277
278 printk(KERN_INFO "MPTABLE: APIC at: 0x%X\n", mpc->mpc_lapic); 278 printk(KERN_INFO "MPTABLE: APIC at: 0x%X\n", mpc->lapic);
279 279
280 return 1; 280 return 1;
281} 281}
@@ -305,14 +305,14 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
305#endif 305#endif
306 /* save the local APIC address, it might be non-default */ 306 /* save the local APIC address, it might be non-default */
307 if (!acpi_lapic) 307 if (!acpi_lapic)
308 mp_lapic_addr = mpc->mpc_lapic; 308 mp_lapic_addr = mpc->lapic;
309 309
310 if (early) 310 if (early)
311 return 1; 311 return 1;
312 312
313 if (mpc->mpc_oemptr && x86_quirks->smp_read_mpc_oem) { 313 if (mpc->oemptr && x86_quirks->smp_read_mpc_oem) {
314 struct mpc_oemtable *oem_table = (void *)(long)mpc->mpc_oemptr; 314 struct mpc_oemtable *oem_table = (void *)(long)mpc->oemptr;
315 x86_quirks->smp_read_mpc_oem(oem_table, mpc->mpc_oemsize); 315 x86_quirks->smp_read_mpc_oem(oem_table, mpc->oemsize);
316 } 316 }
317 317
318 /* 318 /*
@@ -321,7 +321,7 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
321 if (x86_quirks->mpc_record) 321 if (x86_quirks->mpc_record)
322 *x86_quirks->mpc_record = 0; 322 *x86_quirks->mpc_record = 0;
323 323
324 while (count < mpc->mpc_length) { 324 while (count < mpc->length) {
325 switch (*mpt) { 325 switch (*mpt) {
326 case MP_PROCESSOR: 326 case MP_PROCESSOR:
327 { 327 {
@@ -378,8 +378,8 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
378 printk(KERN_ERR "Your mptable is wrong, contact your HW vendor!\n"); 378 printk(KERN_ERR "Your mptable is wrong, contact your HW vendor!\n");
379 printk(KERN_ERR "type %x\n", *mpt); 379 printk(KERN_ERR "type %x\n", *mpt);
380 print_hex_dump(KERN_ERR, " ", DUMP_PREFIX_ADDRESS, 16, 380 print_hex_dump(KERN_ERR, " ", DUMP_PREFIX_ADDRESS, 16,
381 1, mpc, mpc->mpc_length, 1); 381 1, mpc, mpc->length, 1);
382 count = mpc->mpc_length; 382 count = mpc->length;
383 break; 383 break;
384 } 384 }
385 if (x86_quirks->mpc_record) 385 if (x86_quirks->mpc_record)
@@ -848,8 +848,8 @@ static int __init replace_intsrc_all(struct mpc_table *mpc,
848 int count = sizeof(*mpc); 848 int count = sizeof(*mpc);
849 unsigned char *mpt = ((unsigned char *)mpc) + count; 849 unsigned char *mpt = ((unsigned char *)mpc) + count;
850 850
851 printk(KERN_INFO "mpc_length %x\n", mpc->mpc_length); 851 printk(KERN_INFO "mpc_length %x\n", mpc->length);
852 while (count < mpc->mpc_length) { 852 while (count < mpc->length) {
853 switch (*mpt) { 853 switch (*mpt) {
854 case MP_PROCESSOR: 854 case MP_PROCESSOR:
855 { 855 {
@@ -912,7 +912,7 @@ static int __init replace_intsrc_all(struct mpc_table *mpc,
912 printk(KERN_ERR "Your mptable is wrong, contact your HW vendor!\n"); 912 printk(KERN_ERR "Your mptable is wrong, contact your HW vendor!\n");
913 printk(KERN_ERR "type %x\n", *mpt); 913 printk(KERN_ERR "type %x\n", *mpt);
914 print_hex_dump(KERN_ERR, " ", DUMP_PREFIX_ADDRESS, 16, 914 print_hex_dump(KERN_ERR, " ", DUMP_PREFIX_ADDRESS, 16,
915 1, mpc, mpc->mpc_length, 1); 915 1, mpc, mpc->length, 1);
916 goto out; 916 goto out;
917 } 917 }
918 } 918 }
@@ -947,7 +947,7 @@ static int __init replace_intsrc_all(struct mpc_table *mpc,
947 } 947 }
948 } 948 }
949 assign_to_mpc_intsrc(&mp_irqs[i], m); 949 assign_to_mpc_intsrc(&mp_irqs[i], m);
950 mpc->mpc_length = count; 950 mpc->length = count;
951 mpt += sizeof(struct mpc_intsrc); 951 mpt += sizeof(struct mpc_intsrc);
952 } 952 }
953 print_mp_irq_info(&mp_irqs[i]); 953 print_mp_irq_info(&mp_irqs[i]);
@@ -955,9 +955,8 @@ static int __init replace_intsrc_all(struct mpc_table *mpc,
955#endif 955#endif
956out: 956out:
957 /* update checksum */ 957 /* update checksum */
958 mpc->mpc_checksum = 0; 958 mpc->checksum = 0;
959 mpc->mpc_checksum -= mpf_checksum((unsigned char *)mpc, 959 mpc->checksum -= mpf_checksum((unsigned char *)mpc, mpc->length);
960 mpc->mpc_length);
961 960
962 return 0; 961 return 0;
963} 962}
@@ -1029,7 +1028,7 @@ static int __init update_mp_table(void)
1029 printk(KERN_INFO "mpf: %lx\n", virt_to_phys(mpf)); 1028 printk(KERN_INFO "mpf: %lx\n", virt_to_phys(mpf));
1030 printk(KERN_INFO "mpf_physptr: %x\n", mpf->mpf_physptr); 1029 printk(KERN_INFO "mpf_physptr: %x\n", mpf->mpf_physptr);
1031 1030
1032 if (mpc_new_phys && mpc->mpc_length > mpc_new_length) { 1031 if (mpc_new_phys && mpc->length > mpc_new_length) {
1033 mpc_new_phys = 0; 1032 mpc_new_phys = 0;
1034 printk(KERN_INFO "mpc_new_length is %ld, please use alloc_mptable=8k\n", 1033 printk(KERN_INFO "mpc_new_length is %ld, please use alloc_mptable=8k\n",
1035 mpc_new_length); 1034 mpc_new_length);
@@ -1038,10 +1037,10 @@ static int __init update_mp_table(void)
1038 if (!mpc_new_phys) { 1037 if (!mpc_new_phys) {
1039 unsigned char old, new; 1038 unsigned char old, new;
1040 /* check if we can change the postion */ 1039 /* check if we can change the postion */
1041 mpc->mpc_checksum = 0; 1040 mpc->checksum = 0;
1042 old = mpf_checksum((unsigned char *)mpc, mpc->mpc_length); 1041 old = mpf_checksum((unsigned char *)mpc, mpc->length);
1043 mpc->mpc_checksum = 0xff; 1042 mpc->checksum = 0xff;
1044 new = mpf_checksum((unsigned char *)mpc, mpc->mpc_length); 1043 new = mpf_checksum((unsigned char *)mpc, mpc->length);
1045 if (old == new) { 1044 if (old == new) {
1046 printk(KERN_INFO "mpc is readonly, please try alloc_mptable instead\n"); 1045 printk(KERN_INFO "mpc is readonly, please try alloc_mptable instead\n");
1047 return 0; 1046 return 0;
@@ -1050,7 +1049,7 @@ static int __init update_mp_table(void)
1050 } else { 1049 } else {
1051 mpf->mpf_physptr = mpc_new_phys; 1050 mpf->mpf_physptr = mpc_new_phys;
1052 mpc_new = phys_to_virt(mpc_new_phys); 1051 mpc_new = phys_to_virt(mpc_new_phys);
1053 memcpy(mpc_new, mpc, mpc->mpc_length); 1052 memcpy(mpc_new, mpc, mpc->length);
1054 mpc = mpc_new; 1053 mpc = mpc_new;
1055 /* check if we can modify that */ 1054 /* check if we can modify that */
1056 if (mpc_new_phys - mpf->mpf_physptr) { 1055 if (mpc_new_phys - mpf->mpf_physptr) {
diff --git a/arch/x86/mach-generic/es7000.c b/arch/x86/mach-generic/es7000.c
index 39243a796e18..c2ded1448024 100644
--- a/arch/x86/mach-generic/es7000.c
+++ b/arch/x86/mach-generic/es7000.c
@@ -46,9 +46,9 @@ static void __init enable_apic_mode(void)
46static __init int 46static __init int
47mps_oem_check(struct mpc_table *mpc, char *oem, char *productid) 47mps_oem_check(struct mpc_table *mpc, char *oem, char *productid)
48{ 48{
49 if (mpc->mpc_oemptr) { 49 if (mpc->oemptr) {
50 struct mpc_oemtable *oem_table = 50 struct mpc_oemtable *oem_table =
51 (struct mpc_oemtable *)mpc->mpc_oemptr; 51 (struct mpc_oemtable *)mpc->oemptr;
52 if (!strncmp(oem, "UNISYS", 6)) 52 if (!strncmp(oem, "UNISYS", 6))
53 return parse_unisys_oem((char *)oem_table); 53 return parse_unisys_oem((char *)oem_table);
54 } 54 }