diff options
Diffstat (limited to 'drivers/bus')
| -rw-r--r-- | drivers/bus/omap_l3_noc.c | 18 | ||||
| -rw-r--r-- | drivers/bus/omap_l3_noc.h | 2 |
2 files changed, 16 insertions, 4 deletions
diff --git a/drivers/bus/omap_l3_noc.c b/drivers/bus/omap_l3_noc.c index 9d021d002bec..08344b03fda6 100644 --- a/drivers/bus/omap_l3_noc.c +++ b/drivers/bus/omap_l3_noc.c @@ -60,15 +60,16 @@ static int l3_handle_target(struct omap_l3 *l3, void __iomem *base, { int k; u32 std_err_main, clear, masterid; - u8 op_code; + u8 op_code, m_req_info; void __iomem *l3_targ_base; void __iomem *l3_targ_stderr, *l3_targ_slvofslsb, *l3_targ_mstaddr; - void __iomem *l3_targ_hdr; + void __iomem *l3_targ_hdr, *l3_targ_info; struct l3_target_data *l3_targ_inst; struct l3_masters_data *master; char *target_name, *master_name = "UN IDENTIFIED"; char *err_description; char err_string[30] = { 0 }; + char info_string[60] = { 0 }; /* We DONOT expect err_src to go out of bounds */ BUG_ON(err_src > MAX_CLKDM_TARGETS); @@ -99,6 +100,7 @@ static int l3_handle_target(struct omap_l3 *l3, void __iomem *base, l3_targ_mstaddr = l3_targ_base + L3_TARG_STDERRLOG_MSTADDR; l3_targ_hdr = l3_targ_base + L3_TARG_STDERRLOG_HDR; + l3_targ_info = l3_targ_base + L3_TARG_STDERRLOG_INFO; break; case CUSTOM_ERROR: @@ -107,6 +109,7 @@ static int l3_handle_target(struct omap_l3 *l3, void __iomem *base, l3_targ_mstaddr = l3_targ_base + L3_TARG_STDERRLOG_CINFO_MSTADDR; l3_targ_hdr = l3_targ_base + L3_TARG_STDERRLOG_CINFO_OPCODE; + l3_targ_info = l3_targ_base + L3_TARG_STDERRLOG_CINFO_INFO; break; default: @@ -128,13 +131,20 @@ static int l3_handle_target(struct omap_l3 *l3, void __iomem *base, op_code = readl_relaxed(l3_targ_hdr) & 0x7; + m_req_info = readl_relaxed(l3_targ_info) & 0xF; + snprintf(info_string, sizeof(info_string), + ": %s in %s mode during %s access", + (m_req_info & BIT(0)) ? "Opcode Fetch" : "Data Access", + (m_req_info & BIT(1)) ? "Supervisor" : "User", + (m_req_info & BIT(3)) ? "Debug" : "Functional"); + WARN(true, - "%s:L3 %s Error: MASTER %s TARGET %s (%s)%s\n", + "%s:L3 %s Error: MASTER %s TARGET %s (%s)%s%s\n", dev_name(l3->dev), err_description, master_name, target_name, l3_transaction_type[op_code], - err_string); + err_string, info_string); /* clear the std error log*/ clear = std_err_main | CLEAR_STDERR_LOG; diff --git a/drivers/bus/omap_l3_noc.h b/drivers/bus/omap_l3_noc.h index 6670fd98ce7c..36dc48b3dc00 100644 --- a/drivers/bus/omap_l3_noc.h +++ b/drivers/bus/omap_l3_noc.h @@ -31,7 +31,9 @@ #define L3_TARG_STDERRLOG_MAIN 0x48 #define L3_TARG_STDERRLOG_HDR 0x4c #define L3_TARG_STDERRLOG_MSTADDR 0x50 +#define L3_TARG_STDERRLOG_INFO 0x58 #define L3_TARG_STDERRLOG_SLVOFSLSB 0x5c +#define L3_TARG_STDERRLOG_CINFO_INFO 0x64 #define L3_TARG_STDERRLOG_CINFO_MSTADDR 0x68 #define L3_TARG_STDERRLOG_CINFO_OPCODE 0x6c #define L3_FLAGMUX_REGERR0 0xc |