void
usb_enumerate(struct usbhub_s *hub)
{
u32 portcount = hub->portcount;
hub->threads = portcount;
hub->detectend = timer_calc(USB_TIME_SIGATT);
// Launch a thread for every port.
int i;
for (i=0; i<portcount; i++) {
struct usbdevice_s *usbdev = malloc_tmphigh(sizeof(*usbdev));
if (!usbdev) {
warn_noalloc();
continue;
}
memset(usbdev, 0, sizeof(*usbdev));
usbdev->hub = hub;
usbdev->port = i;
run_thread(usb_hub_port_setup, usbdev);
}
// Wait for threads to complete.
while (hub->threads)
yield();
}
// Helper function to find, malloc_tmphigh, and copy a romfile. This
// function adds a trailing zero to the malloc'd copy.
void *
romfile_loadfile(const char *name, int *psize)
{
struct romfile_s *file = romfile_find(name);
if (!file)
return NULL;
int filesize = file->size;
if (!filesize)
return NULL;
char *data = malloc_tmphigh(filesize+1);
if (!data) {
warn_noalloc();
return NULL;
}
dprintf(5, "Copying romfile '%s' (len %d)\n", name, filesize);
int ret = file->copy(file, data, filesize);
if (ret < 0) {
free(data);
return NULL;
}
if (psize)
*psize = filesize;
data[filesize] = '\0';
return data;
}
static struct usb_config_descriptor *
get_device_config(struct usb_pipe *pipe)
{
struct usb_config_descriptor cfg;
struct usb_ctrlrequest req;
req.bRequestType = USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE;
req.bRequest = USB_REQ_GET_DESCRIPTOR;
req.wValue = USB_DT_CONFIG<<8;
req.wIndex = 0;
req.wLength = sizeof(cfg);
int ret = usb_send_default_control(pipe, &req, &cfg);
if (ret)
return NULL;
void *config = malloc_tmphigh(cfg.wTotalLength);
if (!config)
return NULL;
req.wLength = cfg.wTotalLength;
ret = usb_send_default_control(pipe, &req, config);
if (ret) {
free(config);
return NULL;
}
//hexdump(config, cfg.wTotalLength);
return config;
}
int
ehci_init(struct pci_device *pci, int busid, struct pci_device *comppci)
{
if (! CONFIG_USB_EHCI)
return -1;
u16 bdf = pci->bdf;
u32 baseaddr = pci_config_readl(bdf, PCI_BASE_ADDRESS_0);
struct ehci_caps *caps = (void*)(baseaddr & PCI_BASE_ADDRESS_MEM_MASK);
u32 hcc_params = readl(&caps->hccparams);
if (hcc_params & HCC_64BIT_ADDR) {
dprintf(1, "No support for 64bit EHCI\n");
return -1;
}
struct usb_ehci_s *cntl = malloc_tmphigh(sizeof(*cntl));
if (!cntl) {
warn_noalloc();
return -1;
}
memset(cntl, 0, sizeof(*cntl));
cntl->usb.busid = busid;
cntl->usb.pci = pci;
cntl->usb.type = USB_TYPE_EHCI;
cntl->caps = caps;
cntl->regs = (void*)caps + readb(&caps->caplength);
dprintf(1, "EHCI init on dev %02x:%02x.%x (regs=%p)\n"
, pci_bdf_to_bus(bdf), pci_bdf_to_dev(bdf)
, pci_bdf_to_fn(bdf), cntl->regs);
pci_config_maskw(bdf, PCI_COMMAND, 0, PCI_COMMAND_MASTER);
// XXX - check for and disable SMM control?
// Find companion controllers.
int count = 0;
for (;;) {
if (!comppci || comppci == pci)
break;
if (pci_classprog(comppci) == PCI_CLASS_SERIAL_USB_UHCI)
cntl->companion[count++] = comppci;
else if (pci_classprog(comppci) == PCI_CLASS_SERIAL_USB_OHCI)
cntl->companion[count++] = comppci;
comppci = comppci->next;
}
run_thread(configure_ehci, cntl);
return 0;
}
int
ohci_control(u32 endp, int dir, const void *cmd, int cmdsize
, void *data, int datasize)
{
if (! CONFIG_USB_OHCI)
return -1;
dprintf(5, "ohci_control %x\n", endp);
struct usb_s *cntl = endp2cntl(endp);
int maxpacket = endp2maxsize(endp);
int lowspeed = endp2speed(endp);
int devaddr = endp2devaddr(endp) | (endp2ep(endp) << 7);
// Setup transfer descriptors
struct ohci_td *tds = malloc_tmphigh(sizeof(*tds) * 3);
tds[0].hwINFO = TD_DP_SETUP | TD_T_DATA0 | TD_CC;
tds[0].hwCBP = (u32)cmd;
tds[0].hwNextTD = (u32)&tds[1];
tds[0].hwBE = (u32)cmd + cmdsize - 1;
tds[1].hwINFO = (dir ? TD_DP_IN : TD_DP_OUT) | TD_T_DATA1 | TD_CC;
tds[1].hwCBP = datasize ? (u32)data : 0;
tds[1].hwNextTD = (u32)&tds[2];
tds[1].hwBE = (u32)data + datasize - 1;
tds[2].hwINFO = (dir ? TD_DP_OUT : TD_DP_IN) | TD_T_DATA1 | TD_CC;
tds[2].hwCBP = 0;
tds[2].hwNextTD = (u32)&tds[3];
tds[2].hwBE = 0;
// Transfer data
struct ohci_ed *ed = cntl->ohci.control_ed;
ed->hwINFO = ED_SKIP;
barrier();
ed->hwHeadP = (u32)&tds[0];
ed->hwTailP = (u32)&tds[3];
barrier();
ed->hwINFO = devaddr | (maxpacket << 16) | (lowspeed ? ED_LOWSPEED : 0);
writel(&cntl->ohci.regs->cmdstatus, OHCI_CLF);
int ret = wait_ed(ed);
ed->hwINFO = ED_SKIP;
if (ret)
usleep(1); // XXX - in case controller still accessing tds
free(tds);
return ret;
}
static void
loadBootOrder(void)
{
if (!CONFIG_BOOTORDER)
return;
char *f = romfile_loadfile("bootorder", NULL);
if (!f)
return;
int i = 0;
BootorderCount = 1;
while (f[i]) {
if (f[i] == '\n')
BootorderCount++;
i++;
}
Bootorder = malloc_tmphigh(BootorderCount*sizeof(char*));
if (!Bootorder) {
warn_noalloc();
free(f);
BootorderCount = 0;
return;
}
dprintf(1, "boot order:\n");
i = 0;
do {
Bootorder[i] = f;
f = strchr(f, '\n');
if (f)
*(f++) = '\0';
Bootorder[i] = nullTrailingSpace(Bootorder[i]);
dprintf(1, "%d: %s\n", i+1, Bootorder[i]);
i++;
} while (f);
}
void
enable_bootsplash(void)
{
if (!CONFIG_BOOTSPLASH)
return;
dprintf(3, "Checking for bootsplash\n");
u32 file = romfile_find("bootsplash.jpg");
if (!file)
return;
int filesize = romfile_size(file);
u8 *picture = NULL;
u8 *filedata = malloc_tmphigh(filesize);
struct vesa_info *vesa_info = malloc_tmplow(sizeof(*vesa_info));
struct vesa_mode_info *mode_info = malloc_tmplow(sizeof(*mode_info));
struct jpeg_decdata *jpeg = jpeg_alloc();
if (!filedata || !jpeg || !vesa_info || !mode_info) {
warn_noalloc();
goto done;
}
/* Check whether we have a VESA 2.0 compliant BIOS */
memset(vesa_info, 0, sizeof(struct vesa_info));
vesa_info->vesa_signature = VBE2_SIGNATURE;
struct bregs br;
memset(&br, 0, sizeof(br));
br.ax = 0x4f00;
br.di = FLATPTR_TO_OFFSET(vesa_info);
br.es = FLATPTR_TO_SEG(vesa_info);
call16_int10(&br);
if (vesa_info->vesa_signature != VESA_SIGNATURE) {
dprintf(1,"No VBE2 found.\n");
goto done;
}
/* Print some debugging information about our card. */
char *vendor = SEGOFF_TO_FLATPTR(vesa_info->oem_vendor_name_ptr);
char *product = SEGOFF_TO_FLATPTR(vesa_info->oem_product_name_ptr);
dprintf(3, "VESA %d.%d\nVENDOR: %s\nPRODUCT: %s\n",
vesa_info->vesa_version>>8, vesa_info->vesa_version&0xff,
vendor, product);
// Parse jpeg and get image size.
dprintf(5, "Copying bootsplash.jpg\n");
romfile_copy(file, filedata, filesize);
dprintf(5, "Decoding bootsplash.jpg\n");
int ret = jpeg_decode(jpeg, filedata);
if (ret) {
dprintf(1, "jpeg_decode failed with return code %d...\n", ret);
goto done;
}
int width, height;
jpeg_get_size(jpeg, &width, &height);
// Try to find a graphics mode with the corresponding dimensions.
int videomode = find_videomode(vesa_info, mode_info, width, height);
if (videomode < 0)
goto done;
void *framebuffer = mode_info->phys_base_ptr;
int depth = mode_info->bits_per_pixel;
dprintf(3, "mode: %04x\n", videomode);
dprintf(3, "framebuffer: %p\n", framebuffer);
dprintf(3, "bytes per scanline: %d\n", mode_info->bytes_per_scanline);
dprintf(3, "bits per pixel: %d\n", depth);
// Allocate space for image and decompress it.
int imagesize = width * height * (depth / 8);
picture = malloc_tmphigh(imagesize);
if (!picture) {
warn_noalloc();
goto done;
}
dprintf(5, "Decompressing bootsplash.jpg\n");
ret = jpeg_show(jpeg, picture, width, height, depth);
if (ret) {
dprintf(1, "jpeg_show failed with return code %d...\n", ret);
goto done;
}
/* Switch to graphics mode */
dprintf(5, "Switching to graphics mode\n");
memset(&br, 0, sizeof(br));
br.ax = 0x4f02;
br.bx = (1 << 14) | videomode;
call16_int10(&br);
if (br.ax != 0x4f) {
dprintf(1, "set_mode failed.\n");
goto done;
}
/* Show the picture */
dprintf(5, "Showing bootsplash.jpg\n");
iomemcpy(framebuffer, picture, imagesize);
dprintf(5, "Bootsplash copy complete\n");
BootsplashActive = 1;
done:
free(filedata);
free(picture);
free(vesa_info);
free(mode_info);
free(jpeg);
return;
}
void
enable_bootsplash(void)
{
if (!CONFIG_BOOTSPLASH)
return;
/* splash picture can be bmp or jpeg file */
dprintf(3, "Checking for bootsplash\n");
u8 type = 0; /* 0 means jpg, 1 means bmp, default is 0=jpg */
int filesize;
u8 *filedata = romfile_loadfile("bootsplash.jpg", &filesize);
if (!filedata) {
filedata = romfile_loadfile("bootsplash.bmp", &filesize);
if (!filedata)
return;
type = 1;
}
dprintf(3, "start showing bootsplash\n");
u8 *picture = NULL; /* data buff used to be flushed to the video buf */
struct jpeg_decdata *jpeg = NULL;
struct bmp_decdata *bmp = NULL;
struct vbe_info *vesa_info = malloc_tmplow(sizeof(*vesa_info));
struct vbe_mode_info *mode_info = malloc_tmplow(sizeof(*mode_info));
if (!vesa_info || !mode_info) {
warn_noalloc();
goto done;
}
/* Check whether we have a VESA 2.0 compliant BIOS */
memset(vesa_info, 0, sizeof(struct vbe_info));
vesa_info->signature = VBE2_SIGNATURE;
struct bregs br;
memset(&br, 0, sizeof(br));
br.ax = 0x4f00;
br.di = FLATPTR_TO_OFFSET(vesa_info);
br.es = FLATPTR_TO_SEG(vesa_info);
call16_int10(&br);
if (vesa_info->signature != VESA_SIGNATURE) {
dprintf(1,"No VBE2 found.\n");
goto done;
}
/* Print some debugging information about our card. */
char *vendor = SEGOFF_TO_FLATPTR(vesa_info->oem_vendor_string);
char *product = SEGOFF_TO_FLATPTR(vesa_info->oem_product_string);
dprintf(3, "VESA %d.%d\nVENDOR: %s\nPRODUCT: %s\n",
vesa_info->version>>8, vesa_info->version&0xff,
vendor, product);
int ret, width, height;
int bpp_require = 0;
if (type == 0) {
jpeg = jpeg_alloc();
if (!jpeg) {
warn_noalloc();
goto done;
}
/* Parse jpeg and get image size. */
dprintf(5, "Decoding bootsplash.jpg\n");
ret = jpeg_decode(jpeg, filedata);
if (ret) {
dprintf(1, "jpeg_decode failed with return code %d...\n", ret);
goto done;
}
jpeg_get_size(jpeg, &width, &height);
} else {
bmp = bmp_alloc();
if (!bmp) {
warn_noalloc();
goto done;
}
/* Parse bmp and get image size. */
dprintf(5, "Decoding bootsplash.bmp\n");
ret = bmp_decode(bmp, filedata, filesize);
if (ret) {
dprintf(1, "bmp_decode failed with return code %d...\n", ret);
goto done;
}
bmp_get_size(bmp, &width, &height);
bpp_require = 24;
}
/* jpeg would use 16 or 24 bpp video mode, BMP use 24bpp mode only */
// Try to find a graphics mode with the corresponding dimensions.
int videomode = find_videomode(vesa_info, mode_info, width, height,
bpp_require);
if (videomode < 0) {
dprintf(1, "failed to find a videomode with %dx%d %dbpp (0=any).\n",
width, height, bpp_require);
goto done;
}
void *framebuffer = (void *)mode_info->phys_base;
int depth = mode_info->bits_per_pixel;
dprintf(3, "mode: %04x\n", videomode);
dprintf(3, "framebuffer: %p\n", framebuffer);
dprintf(3, "bytes per scanline: %d\n", mode_info->bytes_per_scanline);
dprintf(3, "bits per pixel: %d\n", depth);
// Allocate space for image and decompress it.
int imagesize = height * mode_info->bytes_per_scanline;
picture = malloc_tmphigh(imagesize);
if (!picture) {
warn_noalloc();
goto done;
}
if (type == 0) {
dprintf(5, "Decompressing bootsplash.jpg\n");
ret = jpeg_show(jpeg, picture, width, height, depth,
mode_info->bytes_per_scanline);
if (ret) {
dprintf(1, "jpeg_show failed with return code %d...\n", ret);
goto done;
}
} else {
dprintf(5, "Decompressing bootsplash.bmp\n");
ret = bmp_show(bmp, picture, width, height, depth,
mode_info->bytes_per_scanline);
if (ret) {
dprintf(1, "bmp_show failed with return code %d...\n", ret);
goto done;
}
}
/* Switch to graphics mode */
dprintf(5, "Switching to graphics mode\n");
memset(&br, 0, sizeof(br));
br.ax = 0x4f02;
br.bx = videomode | VBE_MODE_LINEAR_FRAME_BUFFER;
call16_int10(&br);
if (br.ax != 0x4f) {
dprintf(1, "set_mode failed.\n");
goto done;
}
/* Show the picture */
dprintf(5, "Showing bootsplash picture\n");
iomemcpy(framebuffer, picture, imagesize);
dprintf(5, "Bootsplash copy complete\n");
BootsplashActive = 1;
done:
free(filedata);
free(picture);
free(vesa_info);
free(mode_info);
free(jpeg);
free(bmp);
return;
}
static int
smbios_romfile_setup(void)
{
struct romfile_s *f_anchor = romfile_find("etc/smbios/smbios-anchor");
struct romfile_s *f_tables = romfile_find("etc/smbios/smbios-tables");
struct smbios_entry_point ep;
struct smbios_type_0 *t0;
u16 qtables_len, need_t0 = 1;
u8 *qtables, *tables;
if (!f_anchor || !f_tables || f_anchor->size != sizeof(ep))
return 0;
f_anchor->copy(f_anchor, &ep, f_anchor->size);
if (f_tables->size != ep.structure_table_length)
return 0;
qtables = malloc_tmphigh(f_tables->size);
if (!qtables) {
warn_noalloc();
return 0;
}
f_tables->copy(f_tables, qtables, f_tables->size);
ep.structure_table_address = (u32)qtables; /* for smbios_next(), below */
/* did we get a type 0 structure ? */
for (t0 = smbios_next(&ep, NULL); t0; t0 = smbios_next(&ep, t0))
if (t0->header.type == 0) {
need_t0 = 0;
break;
}
qtables_len = ep.structure_table_length;
if (need_t0) {
/* common case: add our own type 0, with 3 strings and 4 '\0's */
u16 t0_len = sizeof(struct smbios_type_0) + strlen(BIOS_NAME) +
strlen(VERSION) + strlen(BIOS_DATE) + 4;
ep.structure_table_length += t0_len;
if (t0_len > ep.max_structure_size)
ep.max_structure_size = t0_len;
ep.number_of_structures++;
}
/* allocate final blob and record its address in the entry point */
if (ep.structure_table_length > BUILD_MAX_SMBIOS_FSEG)
tables = malloc_high(ep.structure_table_length);
else
tables = malloc_fseg(ep.structure_table_length);
if (!tables) {
warn_noalloc();
free(qtables);
return 0;
}
ep.structure_table_address = (u32)tables;
/* populate final blob */
if (need_t0)
tables = smbios_new_type_0(tables, BIOS_NAME, VERSION, BIOS_DATE);
memcpy(tables, qtables, qtables_len);
free(qtables);
/* finalize entry point */
ep.checksum -= checksum(&ep, 0x10);
ep.intermediate_checksum -= checksum((void *)&ep + 0x10, ep.length - 0x10);
copy_smbios(&ep);
return 1;
}