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[PATCH REPOST v3 11/80] arm/digic_boards: use memdev for RAM
From: |
Igor Mammedov |
Subject: |
[PATCH REPOST v3 11/80] arm/digic_boards: use memdev for RAM |
Date: |
Thu, 23 Jan 2020 12:37:36 +0100 |
memory_region_allocate_system_memory() API is going away, so
replace it with memdev allocated MemoryRegion. The later is
initialized by generic code, so board only needs to opt in
to memdev scheme by providing
MachineClass::default_ram_id
and using MachineState::ram instead of manually initializing
RAM memory region.
PS:
remove no longer needed DigicBoardState
PS2:
while at it add check for user supplied RAM size and error
out if it mismatches board expected value.
Signed-off-by: Igor Mammedov <address@hidden>
---
v3:
* move 'DigicState *s' declaration to the top of digic4_board_init()
v2:
* fix format string causing build failure on 32-bit host
(Philippe Mathieu-Daudé <address@hidden>)
CC: address@hidden
CC: address@hidden
CC: address@hidden
CC: address@hidden
---
hw/arm/digic_boards.c | 40 +++++++++++++++++++++-------------------
1 file changed, 21 insertions(+), 19 deletions(-)
diff --git a/hw/arm/digic_boards.c b/hw/arm/digic_boards.c
index ef3fc2b..518a63e 100644
--- a/hw/arm/digic_boards.c
+++ b/hw/arm/digic_boards.c
@@ -35,39 +35,40 @@
#include "hw/loader.h"
#include "sysemu/sysemu.h"
#include "sysemu/qtest.h"
+#include "qemu/units.h"
+#include "qemu/cutils.h"
#define DIGIC4_ROM0_BASE 0xf0000000
#define DIGIC4_ROM1_BASE 0xf8000000
#define DIGIC4_ROM_MAX_SIZE 0x08000000
-typedef struct DigicBoardState {
- DigicState *digic;
- MemoryRegion ram;
-} DigicBoardState;
-
typedef struct DigicBoard {
- hwaddr ram_size;
- void (*add_rom0)(DigicBoardState *, hwaddr, const char *);
+ void (*add_rom0)(DigicState *, hwaddr, const char *);
const char *rom0_def_filename;
- void (*add_rom1)(DigicBoardState *, hwaddr, const char *);
+ void (*add_rom1)(DigicState *, hwaddr, const char *);
const char *rom1_def_filename;
} DigicBoard;
-static void digic4_board_init(DigicBoard *board)
+static void digic4_board_init(MachineState *machine, DigicBoard *board)
{
Error *err = NULL;
+ DigicState *s = DIGIC(object_new(TYPE_DIGIC));
+ MachineClass *mc = MACHINE_GET_CLASS(machine);
+
+ if (machine->ram_size != mc->default_ram_size) {
+ char *sz = size_to_str(mc->default_ram_size);
+ error_report("Invalid RAM size, should be %s", sz);
+ g_free(sz);
+ exit(EXIT_FAILURE);
+ }
- DigicBoardState *s = g_new(DigicBoardState, 1);
-
- s->digic = DIGIC(object_new(TYPE_DIGIC));
- object_property_set_bool(OBJECT(s->digic), true, "realized", &err);
+ object_property_set_bool(OBJECT(s), true, "realized", &err);
if (err != NULL) {
error_reportf_err(err, "Couldn't realize DIGIC SoC: ");
exit(1);
}
- memory_region_allocate_system_memory(&s->ram, NULL, "ram",
board->ram_size);
- memory_region_add_subregion(get_system_memory(), 0, &s->ram);
+ memory_region_add_subregion(get_system_memory(), 0, machine->ram);
if (board->add_rom0) {
board->add_rom0(s, DIGIC4_ROM0_BASE, board->rom0_def_filename);
@@ -78,7 +79,7 @@ static void digic4_board_init(DigicBoard *board)
}
}
-static void digic_load_rom(DigicBoardState *s, hwaddr addr,
+static void digic_load_rom(DigicState *s, hwaddr addr,
hwaddr max_size, const char *def_filename)
{
target_long rom_size;
@@ -118,7 +119,7 @@ static void digic_load_rom(DigicBoardState *s, hwaddr addr,
* Samsung K8P3215UQB
* 64M Bit (4Mx16) Page Mode / Multi-Bank NOR Flash Memory
*/
-static void digic4_add_k8p3215uqb_rom(DigicBoardState *s, hwaddr addr,
+static void digic4_add_k8p3215uqb_rom(DigicState *s, hwaddr addr,
const char *def_filename)
{
#define FLASH_K8P3215UQB_SIZE (4 * 1024 * 1024)
@@ -135,14 +136,13 @@ static void digic4_add_k8p3215uqb_rom(DigicBoardState *s,
hwaddr addr,
}
static DigicBoard digic4_board_canon_a1100 = {
- .ram_size = 64 * 1024 * 1024,
.add_rom1 = digic4_add_k8p3215uqb_rom,
.rom1_def_filename = "canon-a1100-rom1.bin",
};
static void canon_a1100_init(MachineState *machine)
{
- digic4_board_init(&digic4_board_canon_a1100);
+ digic4_board_init(machine, &digic4_board_canon_a1100);
}
static void canon_a1100_machine_init(MachineClass *mc)
@@ -150,6 +150,8 @@ static void canon_a1100_machine_init(MachineClass *mc)
mc->desc = "Canon PowerShot A1100 IS";
mc->init = &canon_a1100_init;
mc->ignore_memory_transaction_failures = true;
+ mc->default_ram_size = 64 * MiB;
+ mc->default_ram_id = "ram";
}
DEFINE_MACHINE("canon-a1100", canon_a1100_machine_init)
--
2.7.4
- [PATCH REPOST v3 05/80] initialize MachineState::ram in NUMA case, (continued)
- [PATCH REPOST v3 05/80] initialize MachineState::ram in NUMA case, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 06/80] alpha:dp264: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 10/80] arm/cubieboard: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 07/80] arm/aspeed: actually check RAM size, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 09/80] arm/collie: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 08/80] arm/aspeed: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 11/80] arm/digic_boards: use memdev for RAM,
Igor Mammedov <=
- [PATCH REPOST v3 12/80] arm/highbank: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 14/80] arm/imx25_pdk: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 13/80] arm/imx25_pdk: drop RAM size fixup, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 15/80] arm/integratorcp: use memdev for RAM, Igor Mammedov, 2020/01/23
- [PATCH REPOST v3 16/80] arm/kzm: drop RAM size fixup, Igor Mammedov, 2020/01/23