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Re: [Qemu-devel] [PATCH 03/29] display: enable DIRTY_MEMORY_VGA tracking
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH 03/29] display: enable DIRTY_MEMORY_VGA tracking explicitly |
Date: |
Tue, 26 May 2015 15:13:41 +0800 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Mon, 04/27 18:28, Paolo Bonzini wrote:
> This will be required soon by the memory core.
>
> Signed-off-by: Paolo Bonzini <address@hidden>
> ---
> hw/display/cg3.c | 1 +
> hw/display/exynos4210_fimd.c | 20 +++++++++++++-------
> hw/display/g364fb.c | 1 +
> hw/display/sm501.c | 1 +
> hw/display/tcx.c | 1 +
> 5 files changed, 17 insertions(+), 7 deletions(-)
"git grep memory_region_init_ram hw/display/" also mentions qxl.vram, vga.vram,
tc6393xb.vram and vga.vram. Why don't these need it?
Fam
>
> diff --git a/hw/display/cg3.c b/hw/display/cg3.c
> index 1e6ff2b..cbcf518 100644
> --- a/hw/display/cg3.c
> +++ b/hw/display/cg3.c
> @@ -309,6 +309,7 @@ static void cg3_realizefn(DeviceState *dev, Error **errp)
>
> memory_region_init_ram(&s->vram_mem, NULL, "cg3.vram", s->vram_size,
> &error_abort);
> + memory_region_set_log(&s->vram_mem, true, DIRTY_MEMORY_VGA);
> vmstate_register_ram_global(&s->vram_mem);
> sysbus_init_mmio(sbd, &s->vram_mem);
>
> diff --git a/hw/display/exynos4210_fimd.c b/hw/display/exynos4210_fimd.c
> index 45c62af..72b3a1d 100644
> --- a/hw/display/exynos4210_fimd.c
> +++ b/hw/display/exynos4210_fimd.c
> @@ -1109,6 +1109,12 @@ static inline int
> fimd_get_buffer_id(Exynos4210fimdWindow *w)
> }
> }
>
> +static void exynos4210_fimd_invalidate(void *opaque)
> +{
> + Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
> + s->invalidate = true;
> +}
> +
> /* Updates specified window's MemorySection based on values of WINCON,
> * VIDOSDA, VIDOSDB, VIDWADDx and SHADOWCON registers */
> static void fimd_update_memory_section(Exynos4210fimdState *s, unsigned win)
> @@ -1136,7 +1142,11 @@ static void
> fimd_update_memory_section(Exynos4210fimdState *s, unsigned win)
> /* TODO: add .exit and unref the region there. Not needed yet since
> sysbus
> * does not support hot-unplug.
> */
> - memory_region_unref(w->mem_section.mr);
> + if (w->mem_section.mr) {
> + memory_region_set_log(w->mem_section.mr, false, DIRTY_MEMORY_VGA);
> + memory_region_unref(w->mem_section.mr);
> + }
> +
> w->mem_section = memory_region_find(sysbus_address_space(sbd),
> fb_start_addr, w->fb_len);
> assert(w->mem_section.mr);
> @@ -1162,6 +1172,8 @@ static void
> fimd_update_memory_section(Exynos4210fimdState *s, unsigned win)
> cpu_physical_memory_unmap(w->host_fb_addr, fb_mapped_len, 0, 0);
> goto error_return;
> }
> + memory_region_set_log(w->mem_section.mr, true, DIRTY_MEMORY_VGA);
> + exynos4210_fimd_invalidate(s);
> return;
>
> error_return:
> @@ -1224,12 +1236,6 @@ static void
> exynos4210_fimd_update_irq(Exynos4210fimdState *s)
> }
> }
>
> -static void exynos4210_fimd_invalidate(void *opaque)
> -{
> - Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
> - s->invalidate = true;
> -}
> -
> static void exynos4210_update_resolution(Exynos4210fimdState *s)
> {
> DisplaySurface *surface = qemu_console_surface(s->console);
> diff --git a/hw/display/g364fb.c b/hw/display/g364fb.c
> index 6543f2f..be62dd6 100644
> --- a/hw/display/g364fb.c
> +++ b/hw/display/g364fb.c
> @@ -489,6 +489,7 @@ static void g364fb_init(DeviceState *dev, G364State *s)
> memory_region_init_ram_ptr(&s->mem_vram, NULL, "vram",
> s->vram_size, s->vram);
> vmstate_register_ram(&s->mem_vram, dev);
> + memory_region_set_log(&s->mem_vram, true, DIRTY_MEMORY_VGA);
> }
>
> #define TYPE_G364 "sysbus-g364"
> diff --git a/hw/display/sm501.c b/hw/display/sm501.c
> index c72154b..43f8538 100644
> --- a/hw/display/sm501.c
> +++ b/hw/display/sm501.c
> @@ -1412,6 +1412,7 @@ void sm501_init(MemoryRegion *address_space_mem,
> uint32_t base,
> memory_region_init_ram(&s->local_mem_region, NULL, "sm501.local",
> local_mem_bytes, &error_abort);
> vmstate_register_ram_global(&s->local_mem_region);
> + memory_region_set_log(&s->local_mem_region, true, DIRTY_MEMORY_VGA);
> s->local_mem = memory_region_get_ram_ptr(&s->local_mem_region);
> memory_region_add_subregion(address_space_mem, base,
> &s->local_mem_region);
>
> diff --git a/hw/display/tcx.c b/hw/display/tcx.c
> index a9f9f66..58faa96 100644
> --- a/hw/display/tcx.c
> +++ b/hw/display/tcx.c
> @@ -1006,6 +1006,7 @@ static void tcx_realizefn(DeviceState *dev, Error
> **errp)
> memory_region_init_ram(&s->vram_mem, OBJECT(s), "tcx.vram",
> s->vram_size * (1 + 4 + 4), &error_abort);
> vmstate_register_ram_global(&s->vram_mem);
> + memory_region_set_log(&s->vram_mem, true, DIRTY_MEMORY_VGA);
> vram_base = memory_region_get_ram_ptr(&s->vram_mem);
>
> /* 10/ROM : FCode ROM */
> --
> 1.8.3.1
>
>
- Re: [Qemu-devel] [PATCH 03/29] display: enable DIRTY_MEMORY_VGA tracking explicitly,
Fam Zheng <=