started

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4127 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 176 insertions, 0 deletions

diff --git a/vidix/drivers/nvidia_vid.c b/vidix/drivers/nvidia_vid.c
new file mode 100644
index 0000000000..2e2e462505
--- /dev/null
+++ b/vidix/drivers/nvidia_vid.c
@@ -0,0 +1,176 @@
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <inttypes.h>
+
+#include "../vidix.h"
+#include "../fourcc.h"
+#include "../../libdha/libdha.h"
+#include "../../libdha/pci_ids.h"
+#include "../../libdha/pci_names.h"
+
+//#include "nvidia.h"
+
+static void *mmio_base = 0;
+static void *mem_base = 0;
+static int32_t overlay_offset = 0;
+static uint32_t ram_size = 0;
+
+struct nv_card_id_s
+{
+    const unsigned int id ;
+    const char name[17];
+};
+
+static const struct nv_card_id_s nv_card_ids[]=
+{
+    { DEVICE_NVIDIA_RIVA_TNT2_NV5, "nVidia TNT2" },
+};
+
+static int find_chip(unsigned int chip_id)
+{
+    unsigned int i;
+    
+    for (i = 0; i < sizeof(nv_card_ids)/sizeof(struct nv_card_id_s); i++)
+	if (chip_id == nv_card_ids[i].id)
+	    return(i);
+    return(-1);
+}
+
+static pciinfo_t pci_info;
+static int probed = 0;
+
+/* VIDIX exports */
+
+static vidix_capability_t nvidia_cap =
+{
+    "NVIDIA driver for VIDIX",
+    TYPE_OUTPUT,
+    0,
+    1,
+    0,
+    0,
+    1024,
+    768,
+    4,
+    4,
+    -1,
+    FLAG_NONE,
+    VENDOR_NVIDIA,
+    0,
+    { 0, 0, 0, 0 }
+};
+
+unsigned int vixGetVersion(void)
+{
+    return(VIDIX_VERSION);
+}
+
+int vixProbe(int verbose)
+{
+    pciinfo_t lst[MAX_PCI_DEVICES];
+    unsigned int i, num_pci;
+    int err;
+    
+    printf("[nvidia] probe\n");
+
+    err = pci_scan(lst, &num_pci);
+    if (err)
+    {
+	printf("Error occured during pci scan: %s\n", strerror(err));
+	return err;
+    }
+    else
+    {
+	err = ENXIO;
+	
+	for (i = 0; i < num_pci; i++)
+	{
+	    if (lst[i].vendor == VENDOR_NVIDIA)
+	    {
+		int idx;
+		
+		idx = find_chip(lst[i].device);
+		if (idx == -1)
+		    continue;
+		printf("Found chip: %s\n", nv_card_ids[idx].name);
+		nvidia_cap.device_id = nv_card_ids[idx].id;
+		err = 0;
+		memcpy(&pci_info, &lst[i], sizeof(pciinfo_t));
+		probed = 1;
+
+		printf("bus:card:func = %x:%x:%x\n",
+		    pci_info.bus, pci_info.card, pci_info.func);
+		printf("vendor:device = %x:%x\n",
+		    pci_info.vendor, pci_info.device);
+		printf("base0:base1:base2:baserom = %x:%x:%x:%x\n",
+		    pci_info.base0, pci_info.base1, pci_info.base2,
+		    pci_info.baserom);
+		break;
+	    }
+	}
+    }
+
+    if (err)
+	printf("No chip found\n");
+    return(err);
+}
+
+int vixInit(void)
+{
+    printf("[nvidia] init\n");
+    
+    if (!probed)
+    {
+	printf("Driver was not probed but is being initialized\n");
+	return(EINTR);
+    }
+    
+    mmio_base = map_phys_mem(pci_info.base0, 0xFFFF);
+    if (mmio_base == (void *)-1)
+	return(ENOMEM);
+
+    printf("mmio_base: %p\n", mmio_base);
+    return ENXIO;
+}
+
+void vixDestroy(void)
+{
+    printf("[nvidia] destory\n");
+}
+
+int vixGetCapability(vidix_capability_t *to)
+{
+    memcpy(to, &nvidia_cap, sizeof(vidix_capability_t));
+    return(0);
+}
+
+int vixQueryFourcc(vidix_fourcc_t *to)
+{
+    printf("[nvidia] query fourcc (%x)\n", to->fourcc);
+    return 0;
+}
+
+int vixConfigPlayback(vidix_playback_t *info)
+{
+    printf("[nvidia] config playback\n");
+    
+    info->num_frames = 2;
+    info->frame_size = info->src.w*info->src.h+(info->src.w*info->src.h)/2;
+    info->dga_addr = malloc(info->num_frames*info->frame_size);
+    return 0;
+}
+
+int vixPlaybackOn(void)
+{
+    printf("[nvidia] playback on\n");
+    return 0;
+}
+
+int vixPlaybackOff(void)
+{
+    printf("[nvidia] playback off\n");
+    return 0;
+}