diff options
Diffstat (limited to 'hw/tcx.c')
| -rw-r--r-- | hw/tcx.c | 129 |
1 files changed, 94 insertions, 35 deletions
@@ -22,8 +22,9 @@ * THE SOFTWARE. */ -#include "console.h" -#include "pixel_ops.h" +#include "qemu-common.h" +#include "ui/console.h" +#include "ui/pixel_ops.h" #include "sysbus.h" #include "qdev-addr.h" @@ -36,7 +37,7 @@ typedef struct TCXState { SysBusDevice busdev; - target_phys_addr_t addr; + hwaddr addr; DisplayState *ds; uint8_t *vram; uint32_t *vram24, *cplane; @@ -56,8 +57,10 @@ typedef struct TCXState { uint8_t dac_index, dac_state; } TCXState; -static void tcx_screen_dump(void *opaque, const char *filename, bool cswitch); -static void tcx24_screen_dump(void *opaque, const char *filename, bool cswitch); +static void tcx_screen_dump(void *opaque, const char *filename, bool cswitch, + Error **errp); +static void tcx24_screen_dump(void *opaque, const char *filename, bool cswitch, + Error **errp); static void tcx_set_dirty(TCXState *s) { @@ -266,8 +269,8 @@ static void tcx_update_display(void *opaque) } else { if (y_start >= 0) { /* flush to display */ - dpy_update(ts->ds, 0, y_start, - ts->width, y - y_start); + dpy_gfx_update(ts->ds, 0, y_start, + ts->width, y - y_start); y_start = -1; } d += dd * 4; @@ -276,8 +279,8 @@ static void tcx_update_display(void *opaque) } if (y_start >= 0) { /* flush to display */ - dpy_update(ts->ds, 0, y_start, - ts->width, y - y_start); + dpy_gfx_update(ts->ds, 0, y_start, + ts->width, y - y_start); } /* reset modified pages */ if (page_max >= page_min) { @@ -342,8 +345,8 @@ static void tcx24_update_display(void *opaque) } else { if (y_start >= 0) { /* flush to display */ - dpy_update(ts->ds, 0, y_start, - ts->width, y - y_start); + dpy_gfx_update(ts->ds, 0, y_start, + ts->width, y - y_start); y_start = -1; } d += dd * 4; @@ -354,8 +357,8 @@ static void tcx24_update_display(void *opaque) } if (y_start >= 0) { /* flush to display */ - dpy_update(ts->ds, 0, y_start, - ts->width, y - y_start); + dpy_gfx_update(ts->ds, 0, y_start, + ts->width, y - y_start); } /* reset modified pages */ if (page_max >= page_min) { @@ -430,13 +433,13 @@ static void tcx_reset(DeviceState *d) s->dac_state = 0; } -static uint64_t tcx_dac_readl(void *opaque, target_phys_addr_t addr, +static uint64_t tcx_dac_readl(void *opaque, hwaddr addr, unsigned size) { return 0; } -static void tcx_dac_writel(void *opaque, target_phys_addr_t addr, uint64_t val, +static void tcx_dac_writel(void *opaque, hwaddr addr, uint64_t val, unsigned size) { TCXState *s = opaque; @@ -470,7 +473,6 @@ static void tcx_dac_writel(void *opaque, target_phys_addr_t addr, uint64_t val, default: break; } - return; } static const MemoryRegionOps tcx_dac_ops = { @@ -483,13 +485,13 @@ static const MemoryRegionOps tcx_dac_ops = { }, }; -static uint64_t dummy_readl(void *opaque, target_phys_addr_t addr, +static uint64_t dummy_readl(void *opaque, hwaddr addr, unsigned size) { return 0; } -static void dummy_writel(void *opaque, target_phys_addr_t addr, +static void dummy_writel(void *opaque, hwaddr addr, uint64_t val, unsigned size) { } @@ -574,45 +576,76 @@ static int tcx_init1(SysBusDevice *dev) return 0; } -static void tcx_screen_dump(void *opaque, const char *filename, bool cswitch) +static void tcx_screen_dump(void *opaque, const char *filename, bool cswitch, + Error **errp) { TCXState *s = opaque; FILE *f; uint8_t *d, *d1, v; - int y, x; + int ret, y, x; f = fopen(filename, "wb"); - if (!f) + if (!f) { + error_setg(errp, "failed to open file '%s': %s", filename, + strerror(errno)); return; - fprintf(f, "P6\n%d %d\n%d\n", s->width, s->height, 255); + } + ret = fprintf(f, "P6\n%d %d\n%d\n", s->width, s->height, 255); + if (ret < 0) { + goto write_err; + } d1 = s->vram; for(y = 0; y < s->height; y++) { d = d1; for(x = 0; x < s->width; x++) { v = *d; - fputc(s->r[v], f); - fputc(s->g[v], f); - fputc(s->b[v], f); + ret = fputc(s->r[v], f); + if (ret == EOF) { + goto write_err; + } + ret = fputc(s->g[v], f); + if (ret == EOF) { + goto write_err; + } + ret = fputc(s->b[v], f); + if (ret == EOF) { + goto write_err; + } d++; } d1 += MAXX; } + +out: fclose(f); return; + +write_err: + error_setg(errp, "failed to write to file '%s': %s", filename, + strerror(errno)); + unlink(filename); + goto out; } -static void tcx24_screen_dump(void *opaque, const char *filename, bool cswitch) +static void tcx24_screen_dump(void *opaque, const char *filename, bool cswitch, + Error **errp) { TCXState *s = opaque; FILE *f; uint8_t *d, *d1, v; uint32_t *s24, *cptr, dval; - int y, x; + int ret, y, x; f = fopen(filename, "wb"); - if (!f) + if (!f) { + error_setg(errp, "failed to open file '%s': %s", filename, + strerror(errno)); return; - fprintf(f, "P6\n%d %d\n%d\n", s->width, s->height, 255); + } + ret = fprintf(f, "P6\n%d %d\n%d\n", s->width, s->height, 255); + if (ret < 0) { + goto write_err; + } d1 = s->vram; s24 = s->vram24; cptr = s->cplane; @@ -621,20 +654,46 @@ static void tcx24_screen_dump(void *opaque, const char *filename, bool cswitch) for(x = 0; x < s->width; x++, d++, s24++) { if ((*cptr++ & 0xff000000) == 0x03000000) { // 24-bit direct dval = *s24 & 0x00ffffff; - fputc((dval >> 16) & 0xff, f); - fputc((dval >> 8) & 0xff, f); - fputc(dval & 0xff, f); + ret = fputc((dval >> 16) & 0xff, f); + if (ret == EOF) { + goto write_err; + } + ret = fputc((dval >> 8) & 0xff, f); + if (ret == EOF) { + goto write_err; + } + ret = fputc(dval & 0xff, f); + if (ret == EOF) { + goto write_err; + } } else { v = *d; - fputc(s->r[v], f); - fputc(s->g[v], f); - fputc(s->b[v], f); + ret = fputc(s->r[v], f); + if (ret == EOF) { + goto write_err; + } + ret = fputc(s->g[v], f); + if (ret == EOF) { + goto write_err; + } + ret = fputc(s->b[v], f); + if (ret == EOF) { + goto write_err; + } } } d1 += MAXX; } + +out: fclose(f); return; + +write_err: + error_setg(errp, "failed to write to file '%s': %s", filename, + strerror(errno)); + unlink(filename); + goto out; } static Property tcx_properties[] = { |