From: Bernhard Urban <lewurm@gmx.net>
Date: Fri, 4 Sep 2009 22:20:36 +0000 (+0200)
Subject: dirty ohci commit for thestack; nicer patch will follow
X-Git-Tag: firstresponse~41
X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=ppcskel.git;a=commitdiff_plain;h=bf20e0275f40af8a6c7db3bcbfbb20d930ff40a5

dirty ohci commit for thestack; nicer patch will follow
---

diff --git a/irq.c b/irq.c
index 449a85c..389ae75 100644
--- a/irq.c
+++ b/irq.c
@@ -54,8 +54,6 @@ void irq_handler(void)
 {
 	u32 enabled = read32(BW_PI_IRQMASK);
 	u32 flags = read32(BW_PI_IRQFLAG);
-	printf( "========================\n"
-			"flags1: 0x%08X\n", flags);
 
 	flags = flags & enabled;
 
@@ -67,7 +65,7 @@ void irq_handler(void)
 		u32 hw_enabled = read32(HW_PPCIRQMASK);
 		u32 hw_flags = read32(HW_PPCIRQFLAG);
 
-		printf("In IRQ handler: 0x%08x 0x%08x 0x%08x\n", hw_enabled, hw_flags, hw_flags & hw_enabled);
+		//printf("In IRQ handler: 0x%08x 0x%08x 0x%08x\n", hw_enabled, hw_flags, hw_flags & hw_enabled);
 
 		hw_flags = hw_flags & hw_enabled;
 
@@ -117,7 +115,6 @@ void irq_handler(void)
 			write32(HW_PPCIRQFLAG, IRQF_OHCI0);
 		}
 		if (hw_flags & IRQF_OHCI1) {
-			printf("IRQ: OHCI1\n");
 			write32(HW_PPCIRQFLAG, IRQF_OHCI1);
 			//TODO: ohci1_irq();
 		}
@@ -128,12 +125,9 @@ void irq_handler(void)
 			write32(HW_PPCIRQFLAG, hw_flags);
 		}
 
-		printf("hw_flags1: 0x%08x\n", read32(HW_PPCIRQFLAG));
-
 		// not necessary here, but "cleaner"?
 		write32(BW_PI_IRQFLAG, 1<<BW_PI_IRQ_HW);
 	}
-	printf("flags2: 0x%08X\n", read32(BW_PI_IRQFLAG));
 }
 
 void irq_bw_enable(u32 irq)
diff --git a/ohci.c b/ohci.c
index 699f402..959e5a4 100644
--- a/ohci.c
+++ b/ohci.c
@@ -12,6 +12,7 @@ Copyright (C) 2009     Sebastian Falbesoner <sebastian.falbesoner@gmail.com>
 #include "bootmii_ppc.h"
 #include "ohci.h"
 #include "irq.h"
+#include "string.h"
 
 #define gecko_printf printf
 #define dma_addr(address) virt_to_phys(address)
@@ -39,14 +40,6 @@ static void dbg_op_state() {
 void ohci_init() {
        gecko_printf("ohci-- init\n");
        dbg_op_state();
-       /*
-       u32 i = 0;
-       for(; i <= 0x200; i+=4) {
-               gecko_printf("0x0d050000 + %X: %X\n", i, read32(0x0d050000+i));
-               udelay(10000); //'cause usb gecko is lame
-       }
-       * see output in ohci.default
-       */
 
        /* disable hc interrupts */
        set32(OHCI0_HC_INT_DISABLE, OHCI_INTR_MIE);
@@ -62,8 +55,38 @@ void ohci_init() {
        /* enable interrupts of both usb host controllers */
        set32(EHCI_CTL, EHCI_CTL_OH0INTE | EHCI_CTL_OH1INTE | 0xe0000);
 
+
+	
+	   u32 temp = 0;
+	   u32 hcctrl = read32(OHCI0_HC_CONTROL);
+	   switch(hcctrl & OHCI_CTRL_HCFS) {
+		   case OHCI_USB_OPER:
+			   temp = 0;
+			   break;
+		   case OHCI_USB_SUSPEND:
+		   case OHCI_USB_RESUME:
+			   hcctrl &= OHCI_CTRL_RWC;
+			   hcctrl |= OHCI_USB_RESUME;
+			   temp = 10;
+			   break;
+		   case OHCI_USB_RESET:
+			   hcctrl &= OHCI_CTRL_RWC;
+			   hcctrl |= OHCI_USB_RESET;
+			   temp = 50;
+			   break;
+	   }
+	   write32(OHCI0_HC_CONTROL, hcctrl);
+	   (void) read32(OHCI0_HC_CONTROL);
+	   udelay(temp*1000);
+
+	   memset(&hcca_oh0, 0, sizeof(struct ohci_hcca));
+
+
+       dbg_op_state();
+
+
        /* reset HC */
-       set32(OHCI0_HC_COMMAND_STATUS, OHCI_HCR);
+       write32(OHCI0_HC_COMMAND_STATUS, OHCI_HCR);
 
        /* wait max. 30us */
        u32 ts = 30;
@@ -93,8 +116,7 @@ void ohci_init() {
        /* set periodicstart */
 #define FIT (1<<31)
        u32 fmInterval = read32(OHCI0_HC_FM_INTERVAL) &0x3fff;
-	printf("OHCI0_HC_FMINTERVAL: %08X OCHI0_HC_FMINTERVAL&0x3fff: %08X\n", read32(OHCI0_HC_FM_INTERVAL), fmInterval);
-       u32 fit = read32(OHCI0_HC_FM_INTERVAL) & FIT;
+	   u32 fit = read32(OHCI0_HC_FM_INTERVAL) & FIT;
 
        write32(OHCI0_HC_FM_INTERVAL, fmint | (fit ^ FIT));
        write32(OHCI0_HC_PERIODIC_START, ((9*fmInterval)/10)&0x3fff);
@@ -105,7 +127,7 @@ void ohci_init() {
        }
        
        /* start HC operations */
-       set32(OHCI0_HC_CONTROL, OHCI_CONTROL_INIT | OHCI_USB_OPER);
+       write32(OHCI0_HC_CONTROL, (read32(OHCI0_HC_CONTROL) & OHCI_CTRL_RWC) | OHCI_CONTROL_INIT | OHCI_USB_OPER);
 
        /* wake on ConnectStatusChange, matching external hubs */
        set32(OHCI0_HC_RH_STATUS, RH_HS_DRWE);