static struct general_td *allocate_general_td();
static void dbg_op_state(u32 reg);
static void configure_ports(u8 from_init, u32 reg);
-static void setup_port(u32 ohci, u32 reg, u8 from_init);
+static struct usb_device *setup_port(u32 ohci, u32 reg, u8 pport, u8 from_init);
+static void set_target_hcca(u32 reg);
static struct ohci_hcca hcca_oh0;
static struct ohci_hcca hcca_oh1;
-
+struct ohci_hcca *hcca;
static struct general_td *allocate_general_td()
{
if(edhead == 0)
return;
+ u8 itmp;
+ switch(edhead->type) {
+ case USB_CTRL:
#ifdef _USE_C_Q
- /* quirk... 11ms seems to be a minimum :O */
- udelay(11000);
-#endif
+ /* quirk... 11ms seems to be a minimum :O */
+ udelay(11000);
+#endif
+ write32(reg+OHCI_HC_CTRL_HEAD_ED, virt_to_phys(edhead));
+ break;
+
+ case USB_INTR:
+ //udelay(11000);
+ set_target_hcca(reg);
+ sync_before_read(hcca, sizeof(struct ohci_hcca));
+ for(itmp = 0; itmp < NUM_INITS; itmp++) {
+ hcca->int_table[itmp] = LE(virt_to_phys(edhead));
+ }
+ sync_after_write(hcca, sizeof(struct ohci_hcca));
+ break;
- write32(reg+OHCI_HC_CTRL_HEAD_ED, virt_to_phys(edhead));
+ case USB_BULK:
+ write32(reg+OHCI_HC_BULK_HEAD_ED, virt_to_phys(edhead));
+ break;
+
+ case USB_ISOC:
+ break;
+ }
/* sync it all */
sync_after_write(edhead, sizeof(struct endpoint_descriptor));
x = phys_to_virt(LE(x->nexttd));
}
- /* trigger control list */
- set32(reg+OHCI_HC_CONTROL, OHCI_CTRL_CLE);
- write32(reg+OHCI_HC_COMMAND_STATUS, OHCI_CLF);
+ /* start transfer */
+ switch(edhead->type) {
+ case USB_CTRL:
+ /* trigger control list */
+ set32(reg+OHCI_HC_CONTROL, OHCI_CTRL_CLE);
+ write32(reg+OHCI_HC_COMMAND_STATUS, OHCI_CLF);
+ break;
+
+ case USB_INTR:
+ /* trigger periodic list */
+ set32(reg+OHCI_HC_CONTROL, OHCI_CTRL_PLE);
+ break;
+
+ case USB_BULK:
+ /* trigger bulk list */
+ set32(reg+OHCI_HC_CONTROL, OHCI_CTRL_BLE);
+ write32(reg+OHCI_HC_COMMAND_STATUS, OHCI_BLF);
+ break;
+
+ case USB_ISOC:
+ break;
+ }
struct general_td *n=0, *prev = 0, *next = 0;
/* poll until edhead->headp is null */
do {
sync_before_read(edhead, sizeof(struct endpoint_descriptor));
-//#ifdef _DU_OHCI_F
+#ifdef _DU_OHCI_F
printf("edhead->headp: 0x%08X\n", LE(edhead->headp));
-//#endif
- udelay(10000);
+#endif
/* if halted, debug output plz. will break the transfer */
if((LE(edhead->headp) & OHCI_ENDPOINT_HALTED)) {
free(prev);
}
- if(reg == OHCI0_REG_BASE) {
- hcca_oh0.done_head = 0;
- sync_after_write(&hcca_oh0, sizeof(hcca_oh0));
- } else if (reg == OHCI1_REG_BASE) {
- hcca_oh1.done_head = 0;
- sync_after_write(&hcca_oh1, sizeof(hcca_oh1));
+out:
+ set_target_hcca(reg);
+ sync_before_read(hcca, sizeof(struct ohci_hcca));
+
+ u8 jtmp;
+ switch(edhead->type) {
+ case USB_CTRL:
+ write32(reg+OHCI_HC_CONTROL, read32(reg+OHCI_HC_CONTROL)&~OHCI_CTRL_CLE);
+ break;
+
+ case USB_INTR:
+ write32(reg+OHCI_HC_CONTROL, read32(reg+OHCI_HC_CONTROL)&~OHCI_CTRL_PLE);
+ for(jtmp = 0; jtmp < NUM_INITS; jtmp++) {
+ hcca->int_table[jtmp] = 0;
+ }
+ break;
+
+ case USB_BULK:
+ write32(reg+OHCI_HC_CONTROL, read32(reg+OHCI_HC_CONTROL)&~OHCI_CTRL_BLE);
+ break;
+
+ case USB_ISOC:
+ break;
}
-out:
- write32(reg+OHCI_HC_CONTROL, read32(reg+OHCI_HC_CONTROL)&~OHCI_CTRL_CLE);
+ hcca->done_head = 0;
+ sync_after_write(hcca, sizeof(struct ohci_hcca));
edhead = 0;
OHCI_ENDPOINT_SET_ENDPOINT_NUMBER(td->endpoint) |
OHCI_ENDPOINT_SET_MAX_PACKET_SIZE(td->maxp));
edhead->tdcount = 0;
+ edhead->type = td->type;
}
struct general_td *tdhw = allocate_general_td();
write32(reg+OHCI_HC_BULK_HEAD_ED, 0);
/* set hcca adress */
- if(reg == OHCI0_REG_BASE) {
- sync_after_write(&hcca_oh0, 256);
- write32(reg+OHCI_HC_HCCA, virt_to_phys(&hcca_oh0));
- } else {
- sync_after_write(&hcca_oh1, 256);
- write32(reg+OHCI_HC_HCCA, virt_to_phys(&hcca_oh1));
- }
+ set_target_hcca(reg);
+ sync_after_write(hcca, 256);
+ write32(reg+OHCI_HC_HCCA, virt_to_phys(hcca));
/* set periodicstart */
#define FIT (1<<31)
dbg_op_state(reg);
}
+static struct usb_device *connected[2] = {NULL, NULL};
static void configure_ports(u8 from_init, u32 reg)
{
#ifdef _DU_OHCI_RH
printf("OHCI_HC_RH_PORT_STATUS_2:\t0x%08X\n", read32(reg+OHCI_HC_RH_PORT_STATUS_2));
#endif
- setup_port(reg, reg+OHCI_HC_RH_PORT_STATUS_1, from_init);
- setup_port(reg, reg+OHCI_HC_RH_PORT_STATUS_2, from_init);
+ struct usb_device *dtmp;
+ if(!(dtmp = setup_port(reg, reg+OHCI_HC_RH_PORT_STATUS_1, 0, from_init))) {
+ if(connected[0]) {
+ usb_remove_device(connected[0]);
+ connected[0] = NULL;
+ }
+ } else {
+ connected[0] = dtmp;
+ }
+
+ if(!(dtmp = setup_port(reg, reg+OHCI_HC_RH_PORT_STATUS_2, 1, from_init))) {
+ if(connected[1]) {
+ usb_remove_device(connected[1]);
+ connected[1] = NULL;
+ }
+ } else {
+ connected[1] = dtmp;
+ }
+
#ifdef _DU_OHCI_RH
printf("configure_ports done\n");
#endif
}
-static void setup_port(u32 ohci, u32 reg, u8 from_init)
+static struct usb_device *setup_port(u32 ohci, u32 reg, u8 pport, u8 from_init)
{
u32 port = read32(reg);
if((port & RH_PS_CCS) && ((port & RH_PS_CSC) || from_init)) {
#ifdef _DU_OHCI_RH
printf("fu\n");
#endif
- return;
+ return NULL;
}
write32(reg, RH_PS_PRS);
#endif
/* returns usb_device struct */
- (void) usb_add_device((read32(reg) & RH_PS_LSDA) >> 8, ohci);
+ return usb_add_device((read32(reg) & RH_PS_LSDA) >> 8, ohci);
+ }
+ if(port & RH_PS_CCS) {
+ return connected[pport];
}
+ return NULL;
}
void hcdi_irq(u32 reg)
}
}
-void show_frame_no(u32 reg)
+/* Before you access the HCCA structure in any way, call this to set the pointer correctly! */
+static void set_target_hcca(u32 reg)
{
- if(reg == OHCI0_REG_BASE) {
- sync_before_read(&hcca_oh0, 256);
- printf("***** frame_no: %d *****\n", LE(hcca_oh0.frame_no));
- } else if (reg == OHCI1_REG_BASE) {
- sync_before_read(&hcca_oh1, 256);
- printf("***** frame_no: %d *****\n", LE(hcca_oh1.frame_no));
+ switch(reg) {
+ case OHCI0_REG_BASE: hcca = &hcca_oh0; break;
+ case OHCI1_REG_BASE: hcca = &hcca_oh1; break;
}
}
+
+void show_frame_no(u32 reg)
+{
+ set_target_hcca(reg);
+ sync_before_read(hcca, 256);
+ printf("***** frame_no: %d *****\n", LE(hcca->frame_no));
+}