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hw/misc/empty_slot: Name the slots when created

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Directly set the slot name when creating the device,
to display the device name in trace events.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Acked-by: Artyom Tarasenko <atar4qemu@gmail.com>
Message-Id: <20200510152840.13558-8-f4bug@amsat.org>
This commit is contained in:
Philippe Mathieu-Daudé 2019-06-24 18:55:47 +02:00
parent 6007523a80
commit 28c78fe818
4 changed files with 10 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

2
hw/mips/malta.c
View file

@ -1241,7 +1241,7 @@ void mips_malta_init(MachineState *machine)
* exception when accessing invalid memory. Create an empty slot to * exception when accessing invalid memory. Create an empty slot to
* emulate this feature. * emulate this feature.
*/ */
empty_slot_init(0, 0x20000000); empty_slot_init("GT64120", 0, 0x20000000);
qdev_init_nofail(dev); qdev_init_nofail(dev);

2
hw/misc/empty_slot.c
View file

@ -50,7 +50,7 @@ static const MemoryRegionOps empty_slot_ops = {
.endianness = DEVICE_NATIVE_ENDIAN, .endianness = DEVICE_NATIVE_ENDIAN,
}; };
void empty_slot_init(hwaddr addr, uint64_t slot_size) void empty_slot_init(const char *name, hwaddr addr, uint64_t slot_size)
{ {
if (slot_size > 0) { if (slot_size > 0) {
/* Only empty slots larger than 0 byte need handling. */ /* Only empty slots larger than 0 byte need handling. */

10
hw/sparc/sun4m.c
View file

@ -884,7 +884,8 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
/* models without ECC don't trap when missing ram is accessed */ /* models without ECC don't trap when missing ram is accessed */
if (!hwdef->ecc_base) { if (!hwdef->ecc_base) {
empty_slot_init(machine->ram_size, hwdef->max_mem - machine->ram_size); empty_slot_init("ecc", machine->ram_size,
hwdef->max_mem - machine->ram_size);
} }
prom_init(hwdef->slavio_base, bios_name); prom_init(hwdef->slavio_base, bios_name);
@ -915,7 +916,8 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
Software shouldn't use aliased addresses, neither should it crash Software shouldn't use aliased addresses, neither should it crash
when does. Using empty_slot instead of aliasing can help with when does. Using empty_slot instead of aliasing can help with
debugging such accesses */ debugging such accesses */
empty_slot_init(hwdef->iommu_pad_base,hwdef->iommu_pad_len); empty_slot_init("iommu.alias",
hwdef->iommu_pad_base, hwdef->iommu_pad_len);
} }
sparc32_dma_init(hwdef->dma_base, sparc32_dma_init(hwdef->dma_base,
@ -964,7 +966,9 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
for (i = 0; i < MAX_VSIMMS; i++) { for (i = 0; i < MAX_VSIMMS; i++) {
/* vsimm registers probed by OBP */ /* vsimm registers probed by OBP */
if (hwdef->vsimm[i].reg_base) { if (hwdef->vsimm[i].reg_base) {
empty_slot_init(hwdef->vsimm[i].reg_base, 0x2000); char *name = g_strdup_printf("vsimm[%d]", i);
empty_slot_init(name, hwdef->vsimm[i].reg_base, 0x2000);
g_free(name);
} }
} }

2
include/hw/misc/empty_slot.h
View file

@ -14,6 +14,6 @@
#include "exec/hwaddr.h" #include "exec/hwaddr.h"
void empty_slot_init(hwaddr addr, uint64_t slot_size); void empty_slot_init(const char *name, hwaddr addr, uint64_t slot_size);
#endif #endif