[src/trunk]: src/sys/arch/hpcsh/dev/hd64461 #ifdef notyet power on/off sequen...

[uch <uch%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a4495ff1b8d9
branches:  trunk
changeset: 512072:a4495ff1b8d9
user:      uch <uch%NetBSD.org@localhost>
date:      Wed Jul 04 18:08:01 2001 +0000

description:
#ifdef notyet power on/off sequence code. it doesn't work.

diffstat:

 sys/arch/hpcsh/dev/hd64461/hd64461pcmcia.c |  81 ++++++++++++++++-------------
 1 files changed, 44 insertions(+), 37 deletions(-)

diffs (169 lines):

diff -r b0126cc9004b -r a4495ff1b8d9 sys/arch/hpcsh/dev/hd64461/hd64461pcmcia.c
--- a/sys/arch/hpcsh/dev/hd64461/hd64461pcmcia.c        Wed Jul 04 17:54:18 2001 +0000
+++ b/sys/arch/hpcsh/dev/hd64461/hd64461pcmcia.c        Wed Jul 04 18:08:01 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: hd64461pcmcia.c,v 1.3 2001/03/15 17:30:55 uch Exp $    */
+/*     $NetBSD: hd64461pcmcia.c,v 1.4 2001/07/04 18:08:01 uch Exp $    */
 
 /*-
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -222,11 +222,11 @@
 static int hd64461pcmcia_channel1_intr(void *);
 /* card status */
 static enum hd64461pcmcia_event_type detect_card(enum controller_channel);
-static void power_off(enum controller_channel);
-static void power_on(enum controller_channel);
+static void power_off(enum controller_channel) __attribute__((__unused__));
+static void power_on(enum controller_channel) __attribute__((__unused__));
 /* memory window access ops */
 static void memory_window_mode(enum controller_channel,
-                              enum memory_window_mode);
+                              enum memory_window_mode)__attribute__((__unused__));
 static void memory_window_16(enum controller_channel, enum memory_window_16);
 /* bus width */
 static void set_bus_width(enum controller_channel, int);
@@ -438,9 +438,9 @@
        hd64461_reg_write_1(HD64461_PCC0CSCR_REG8, 0);
 
        if (r & HD64461_PCC0CSCR_P0IREQ) {
-               if (ch->ch_ih_card_func)
+               if (ch->ch_ih_card_func) {
                        ret = (*ch->ch_ih_card_func)(ch->ch_ih_card_arg);
-               else
+               } else
                        DPRINTF("spurious IREQ interrupt.\n");
        }
 
@@ -558,7 +558,7 @@
        bus_addr_t cscier = HD64461_PCCCSCIER(channel);
        int s = splhigh();
        u_int8_t r;
-       
+
        /* disable card interrupt */
        r = hd64461_reg_read_1(cscier);
        if (channel == CHANNEL_0) {
@@ -630,7 +630,7 @@
                                  &cookie->wc_handle) != 0)
                        goto bad;
                
-               // XXX bogus. check window per common memory access.
+               /* XXX bogus. check window per common memory access. */
                memory_window_16(ch->ch_channel, window);
                *offsetp = ofs + 0x01000000; /* skip attribute area */
                cookie->wc_window = window;
@@ -744,7 +744,6 @@
        bus_addr_t isr, gcr;
        u_int8_t r;
        int cardtype;
-       int i;
 
        DPRINTF("enable channel %d\n", channel);
        isr = HD64461_PCCISR(channel);
@@ -752,36 +751,39 @@
 
        power_off(channel);
        power_on(channel);
+#if notyet
+       {
+               int i;
+               /* assert reset */
+               r = hd64461_reg_read_1(gcr);
+               r |= HD64461_PCCGCR_PCCR;
+               hd64461_reg_write_1(gcr, r);
 
-       /* assert reset */
-       r = hd64461_reg_read_1(gcr);
-       r |= HD64461_PCCGCR_PCCR;
-       hd64461_reg_write_1(gcr, r);
-
-       /*
-        * hold RESET at least 10us.
-        */
-       DELAY_MS(20);
+               /*
+                * hold RESET at least 10us.
+                */
+               DELAY_MS(20);
        
-       /* clear the reset flag */
-       r &= ~HD64461_PCCGCR_PCCR;
-       hd64461_reg_write_1(gcr, r);
-       DELAY_MS(2000);
+               /* clear the reset flag */
+               r &= ~HD64461_PCCGCR_PCCR;
+               hd64461_reg_write_1(gcr, r);
+               DELAY_MS(2000);
 
-       /* wait for the chip to finish initializing */  
-       for (i = 0; i < 10000; i++) {
-               if ((hd64461_reg_read_1(isr) & HD64461_PCCISR_READY))
-                       goto reset_ok;
-               DELAY_MS(500);
-
-               if ((i > 5000) && (i % 100 == 99))
-                       printf(".");
+               /* wait for the chip to finish initializing */  
+               for (i = 0; i < 10000; i++) {
+                       if ((hd64461_reg_read_1(isr) & HD64461_PCCISR_READY))
+                               goto reset_ok;
+                       DELAY_MS(500);
+                       
+                       if ((i > 5000) && (i % 100 == 99))
+                               printf(".");
+               }
+               printf("reset failed.\n");
+               power_off(channel);
+               return;
+       reset_ok:
        }
-       printf("reset failed.\n");
-       power_off(channel);
-       return;
- reset_ok:
-
+#endif /* notyet */
        /* set Continuous 16-MB Area Mode */
        ch->ch_memory_window_mode = MEMWIN_16M_MODE;
        memory_window_mode(channel, ch->ch_memory_window_mode);
@@ -802,7 +804,6 @@
                hd64461_reg_write_1(gcr, r);
        }
 
-
        DPRINTF("OK.\n");
 }
 
@@ -826,6 +827,7 @@
 static void
 power_off(enum controller_channel channel)
 {
+#if notyet
        u_int8_t r;
        u_int16_t r16;
        bus_addr_t scr, gcr;
@@ -858,11 +860,13 @@
        hd64461_reg_write_2(HD64461_SYSSTBCR_REG16, r16);
 
        if (channel == CHANNEL_0) {
-               /* GPIO Port A XXX Jonanada690 specific? */
+               /* GPIO Port A XXX Jornada690 specific? */
                r16 = hd64461_reg_read_2(HD64461_GPADR_REG16);
                r16 |= 0xf;
                hd64461_reg_write_2(HD64461_GPADR_REG16, r16);
        }
+
+#endif /* notyet */
 }
 
 static void
@@ -876,6 +880,9 @@
        gcr = HD64461_PCCGCR(channel);
        scr = HD64461_PCCSCR(channel);
 
+       /* 
+        * XXX to access attribute memory, this is required.
+        */
        if (channel == CHANNEL_0) {
                /* GPIO Port A XXX Jonanada690 specific? */
                r16 = hd64461_reg_read_2(HD64461_GPADR_REG16);