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Re: [PATCH v4 04/24] ppc/ppc405: Move SRAM under the ref405ep machine


From: BALATON Zoltan
Subject: Re: [PATCH v4 04/24] ppc/ppc405: Move SRAM under the ref405ep machine
Date: Tue, 9 Aug 2022 18:53:44 +0200 (CEST)

On Tue, 9 Aug 2022, Cédric Le Goater wrote:
It doesn't belong to the generic machine nor the SoC. Fix a typo in
the name while we are at it.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
hw/ppc/ppc405_boards.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c
index f4794ba40ce6..381f39aa94cb 100644
--- a/hw/ppc/ppc405_boards.c
+++ b/hw/ppc/ppc405_boards.c
@@ -235,7 +235,6 @@ static void ppc405_init(MachineState *machine)
    MachineClass *mc = MACHINE_GET_CLASS(machine);
    const char *kernel_filename = machine->kernel_filename;
    PowerPCCPU *cpu;
-    MemoryRegion *sram = g_new(MemoryRegion, 1);
    MemoryRegion *ram_memories = g_new(MemoryRegion, 2);
    hwaddr ram_bases[2], ram_sizes[2];
    MemoryRegion *sysmem = get_system_memory();
@@ -260,11 +259,6 @@ static void ppc405_init(MachineState *machine)
    cpu = ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes,
                        33333333, &uicdev, kernel_filename == NULL ? 0 : 1);

-    /* allocate SRAM */
-    memory_region_init_ram(sram, NULL, "ef405ep.sram", PPC405EP_SRAM_SIZE,
-                           &error_fatal);

Do you need to set an owner while at it? Anyway,

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>

Regards,
BALATON Zoltan

-    memory_region_add_subregion(sysmem, PPC405EP_SRAM_BASE, sram);
-
    /* allocate and load BIOS */
    if (machine->firmware) {
        MemoryRegion *bios = g_new(MemoryRegion, 1);
@@ -328,9 +322,15 @@ static void ref405ep_init(MachineState *machine)
{
    DeviceState *dev;
    SysBusDevice *s;
+    MemoryRegion *sram = g_new(MemoryRegion, 1);

    ppc405_init(machine);

+    /* allocate SRAM */
+    memory_region_init_ram(sram, NULL, "ref405ep.sram", PPC405EP_SRAM_SIZE,
+                           &error_fatal);
+    memory_region_add_subregion(get_system_memory(), PPC405EP_SRAM_BASE, sram);
+
    /* Register FPGA */
    ref405ep_fpga_init(get_system_memory(), PPC405EP_FPGA_BASE);
    /* Register NVRAM */

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