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aspeed/smc: Add some tracing 

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200206112645.21275-2-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Cédric Le Goater 2020-02-06 12:26:44 +01:00 committed by Peter Maydell
parent 563152e0d4
commit bd6ce9a6ed
3 changed files with 27 additions and 0 deletions
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1
Makefile.objs
View File

@ -175,6 +175,7 @@ trace-events-subdirs += hw/scsi
trace-events-subdirs += hw/sd
trace-events-subdirs += hw/sparc
trace-events-subdirs += hw/sparc64
trace-events-subdirs += hw/ssi
trace-events-subdirs += hw/timer
trace-events-subdirs += hw/tpm
trace-events-subdirs += hw/usb

17
hw/ssi/aspeed_smc.c
View File

@ -31,6 +31,7 @@
#include "qapi/error.h"
#include "exec/address-spaces.h"
#include "qemu/units.h"
#include "trace.h"
#include "hw/irq.h"
#include "hw/qdev-properties.h"
@ -513,6 +514,8 @@ static void aspeed_smc_flash_set_segment(AspeedSMCState *s, int cs,
s->ctrl->reg_to_segment(s, new, &seg);
trace_aspeed_smc_flash_set_segment(cs, new, seg.addr, seg.addr + seg.size);
/* The start address of CS0 is read-only */
if (cs == 0 && seg.addr != s->ctrl->flash_window_base) {
qemu_log_mask(LOG_GUEST_ERROR,
@ -753,6 +756,8 @@ static uint64_t aspeed_smc_flash_read(void *opaque, hwaddr addr, unsigned size)
__func__, aspeed_smc_flash_mode(fl));
}
trace_aspeed_smc_flash_read(fl->id, addr, size, ret,
aspeed_smc_flash_mode(fl));
return ret;
}
@ -808,6 +813,9 @@ static bool aspeed_smc_do_snoop(AspeedSMCFlash *fl, uint64_t data,
AspeedSMCState *s = fl->controller;
uint8_t addr_width = aspeed_smc_flash_is_4byte(fl) ? 4 : 3;
trace_aspeed_smc_do_snoop(fl->id, s->snoop_index, s->snoop_dummies,
(uint8_t) data & 0xff);
if (s->snoop_index == SNOOP_OFF) {
return false; /* Do nothing */
@ -858,6 +866,9 @@ static void aspeed_smc_flash_write(void *opaque, hwaddr addr, uint64_t data,
AspeedSMCState *s = fl->controller;
int i;
trace_aspeed_smc_flash_write(fl->id, addr, size, data,
aspeed_smc_flash_mode(fl));
if (!aspeed_smc_is_writable(fl)) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: flash is not writable at 0x%"
HWADDR_PRIx "\n", __func__, addr);
@ -972,6 +983,9 @@ static uint64_t aspeed_smc_read(void *opaque, hwaddr addr, unsigned int size)
(s->ctrl->has_dma && addr == R_DMA_CHECKSUM) ||
(addr >= R_SEG_ADDR0 && addr < R_SEG_ADDR0 + s->ctrl->max_slaves) ||
(addr >= s->r_ctrl0 && addr < s->r_ctrl0 + s->ctrl->max_slaves)) {
trace_aspeed_smc_read(addr, size, s->regs[addr]);
return s->regs[addr];
} else {
qemu_log_mask(LOG_UNIMP, "%s: not implemented: 0x%" HWADDR_PRIx "\n",
@ -1091,6 +1105,7 @@ static void aspeed_smc_dma_checksum(AspeedSMCState *s)
__func__, s->regs[R_DMA_FLASH_ADDR]);
return;
}
trace_aspeed_smc_dma_checksum(s->regs[R_DMA_FLASH_ADDR], data);
/*
* When the DMA is on-going, the DMA registers are updated
@ -1225,6 +1240,8 @@ static void aspeed_smc_write(void *opaque, hwaddr addr, uint64_t data,
addr >>= 2;
trace_aspeed_smc_write(addr, size, data);
if (addr == s->r_conf ||
(addr >= s->r_timings &&
addr < s->r_timings + s->ctrl->nregs_timings) ||

9
hw/ssi/trace-events Normal file
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@ -0,0 +1,9 @@
# aspeed_smc.c
aspeed_smc_flash_set_segment(int cs, uint64_t reg, uint64_t start, uint64_t end) "CS%d segreg=0x%"PRIx64" [ 0x%"PRIx64" - 0x%"PRIx64" ]"
aspeed_smc_flash_read(int cs, uint64_t addr, uint32_t size, uint64_t data, int mode) "CS%d @0x%" PRIx64 " size %u: 0x%" PRIx64" mode:%d"
aspeed_smc_do_snoop(int cs, int index, int dummies, int data) "CS%d index:0x%x dummies:%d data:0x%x"
aspeed_smc_flash_write(int cs, uint64_t addr, uint32_t size, uint64_t data, int mode) "CS%d @0x%" PRIx64 " size %u: 0x%" PRIx64" mode:%d"
aspeed_smc_read(uint64_t addr, uint32_t size, uint64_t data) "@0x%" PRIx64 " size %u: 0x%" PRIx64
aspeed_smc_dma_checksum(uint32_t addr, uint32_t data) "0x%08x: 0x%08x"
aspeed_smc_write(uint64_t addr, uint32_t size, uint64_t data) "@0x%" PRIx64 " size %u: 0x%" PRIx64