summaryrefslogtreecommitdiff
path: root/arch/mips/mti-malta
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/mti-malta')
-rw-r--r--arch/mips/mti-malta/malta-init.c7
-rw-r--r--arch/mips/mti-malta/malta-int.c112
-rw-r--r--arch/mips/mti-malta/malta-memory.c25
3 files changed, 8 insertions, 136 deletions
diff --git a/arch/mips/mti-malta/malta-init.c b/arch/mips/mti-malta/malta-init.c
index cec3e187c..53c24784a 100644
--- a/arch/mips/mti-malta/malta-init.c
+++ b/arch/mips/mti-malta/malta-init.c
@@ -303,3 +303,10 @@ mips_pci_controller:
if (!register_vsmp_smp_ops())
return;
}
+
+void platform_early_l2_init(void)
+{
+ /* L2 configuration lives in the CM3 */
+ if (mips_cm_revision() >= CM_REV_CM3)
+ mips_cm_probe();
+}
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index fa8f591f3..c6a6c7afd 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -382,122 +382,12 @@ void malta_be_init(void)
/* Could change CM error mask register. */
}
-
-static char *tr[8] = {
- "mem", "gcr", "gic", "mmio",
- "0x04", "0x05", "0x06", "0x07"
-};
-
-static char *mcmd[32] = {
- [0x00] = "0x00",
- [0x01] = "Legacy Write",
- [0x02] = "Legacy Read",
- [0x03] = "0x03",
- [0x04] = "0x04",
- [0x05] = "0x05",
- [0x06] = "0x06",
- [0x07] = "0x07",
- [0x08] = "Coherent Read Own",
- [0x09] = "Coherent Read Share",
- [0x0a] = "Coherent Read Discard",
- [0x0b] = "Coherent Ready Share Always",
- [0x0c] = "Coherent Upgrade",
- [0x0d] = "Coherent Writeback",
- [0x0e] = "0x0e",
- [0x0f] = "0x0f",
- [0x10] = "Coherent Copyback",
- [0x11] = "Coherent Copyback Invalidate",
- [0x12] = "Coherent Invalidate",
- [0x13] = "Coherent Write Invalidate",
- [0x14] = "Coherent Completion Sync",
- [0x15] = "0x15",
- [0x16] = "0x16",
- [0x17] = "0x17",
- [0x18] = "0x18",
- [0x19] = "0x19",
- [0x1a] = "0x1a",
- [0x1b] = "0x1b",
- [0x1c] = "0x1c",
- [0x1d] = "0x1d",
- [0x1e] = "0x1e",
- [0x1f] = "0x1f"
-};
-
-static char *core[8] = {
- "Invalid/OK", "Invalid/Data",
- "Shared/OK", "Shared/Data",
- "Modified/OK", "Modified/Data",
- "Exclusive/OK", "Exclusive/Data"
-};
-
-static char *causes[32] = {
- "None", "GC_WR_ERR", "GC_RD_ERR", "COH_WR_ERR",
- "COH_RD_ERR", "MMIO_WR_ERR", "MMIO_RD_ERR", "0x07",
- "0x08", "0x09", "0x0a", "0x0b",
- "0x0c", "0x0d", "0x0e", "0x0f",
- "0x10", "0x11", "0x12", "0x13",
- "0x14", "0x15", "0x16", "INTVN_WR_ERR",
- "INTVN_RD_ERR", "0x19", "0x1a", "0x1b",
- "0x1c", "0x1d", "0x1e", "0x1f"
-};
-
int malta_be_handler(struct pt_regs *regs, int is_fixup)
{
/* This duplicates the handling in do_be which seems wrong */
int retval = is_fixup ? MIPS_BE_FIXUP : MIPS_BE_FATAL;
- if (mips_cm_present()) {
- unsigned long cm_error = read_gcr_error_cause();
- unsigned long cm_addr = read_gcr_error_addr();
- unsigned long cm_other = read_gcr_error_mult();
- unsigned long cause, ocause;
- char buf[256];
-
- cause = cm_error & CM_GCR_ERROR_CAUSE_ERRTYPE_MSK;
- if (cause != 0) {
- cause >>= CM_GCR_ERROR_CAUSE_ERRTYPE_SHF;
- if (cause < 16) {
- unsigned long cca_bits = (cm_error >> 15) & 7;
- unsigned long tr_bits = (cm_error >> 12) & 7;
- unsigned long cmd_bits = (cm_error >> 7) & 0x1f;
- unsigned long stag_bits = (cm_error >> 3) & 15;
- unsigned long sport_bits = (cm_error >> 0) & 7;
-
- snprintf(buf, sizeof(buf),
- "CCA=%lu TR=%s MCmd=%s STag=%lu "
- "SPort=%lu\n",
- cca_bits, tr[tr_bits], mcmd[cmd_bits],
- stag_bits, sport_bits);
- } else {
- /* glob state & sresp together */
- unsigned long c3_bits = (cm_error >> 18) & 7;
- unsigned long c2_bits = (cm_error >> 15) & 7;
- unsigned long c1_bits = (cm_error >> 12) & 7;
- unsigned long c0_bits = (cm_error >> 9) & 7;
- unsigned long sc_bit = (cm_error >> 8) & 1;
- unsigned long cmd_bits = (cm_error >> 3) & 0x1f;
- unsigned long sport_bits = (cm_error >> 0) & 7;
- snprintf(buf, sizeof(buf),
- "C3=%s C2=%s C1=%s C0=%s SC=%s "
- "MCmd=%s SPort=%lu\n",
- core[c3_bits], core[c2_bits],
- core[c1_bits], core[c0_bits],
- sc_bit ? "True" : "False",
- mcmd[cmd_bits], sport_bits);
- }
-
- ocause = (cm_other & CM_GCR_ERROR_MULT_ERR2ND_MSK) >>
- CM_GCR_ERROR_MULT_ERR2ND_SHF;
-
- pr_err("CM_ERROR=%08lx %s <%s>\n", cm_error,
- causes[cause], buf);
- pr_err("CM_ADDR =%08lx\n", cm_addr);
- pr_err("CM_OTHER=%08lx %s\n", cm_other, causes[ocause]);
-
- /* reprime cause register */
- write_gcr_error_cause(0);
- }
- }
+ mips_cm_error_report();
return retval;
}
diff --git a/arch/mips/mti-malta/malta-memory.c b/arch/mips/mti-malta/malta-memory.c
index b769657be..dadeb8379 100644
--- a/arch/mips/mti-malta/malta-memory.c
+++ b/arch/mips/mti-malta/malta-memory.c
@@ -179,31 +179,6 @@ void __init prom_free_prom_memory(void)
}
}
-unsigned platform_maar_init(unsigned num_pairs)
-{
- phys_addr_t mem_end = (physical_memsize & ~0xffffull) - 1;
- struct maar_config cfg[] = {
- /* DRAM preceding I/O */
- { 0x00000000, 0x0fffffff, MIPS_MAAR_S },
-
- /* DRAM following I/O */
- { 0x20000000, mem_end, MIPS_MAAR_S },
-
- /* DRAM alias in upper half of physical */
- { 0x80000000, 0x80000000 + mem_end, MIPS_MAAR_S },
- };
- unsigned i, num_cfg = ARRAY_SIZE(cfg);
-
- /* If DRAM fits before I/O, drop the region following it */
- if (physical_memsize <= 0x10000000) {
- num_cfg--;
- for (i = 1; i < num_cfg; i++)
- cfg[i] = cfg[i + 1];
- }
-
- return maar_config(cfg, num_cfg, num_pairs);
-}
-
phys_addr_t mips_cdmm_phys_base(void)
{
/* This address is "typically unused" */