summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--sys/conf/NOTES9
-rw-r--r--sys/conf/files.i3866
-rw-r--r--sys/i386/conf/LINT9
-rw-r--r--sys/i386/conf/NOTES9
-rw-r--r--sys/i386/conf/files.i3866
-rw-r--r--sys/i386/isa/pcicx.c246
6 files changed, 276 insertions, 9 deletions
diff --git a/sys/conf/NOTES b/sys/conf/NOTES
index 168b9f891bac..a66fc6a07e2e 100644
--- a/sys/conf/NOTES
+++ b/sys/conf/NOTES
@@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
-# $Id: LINT,v 1.208 1995/10/31 07:42:49 julian Exp $
+# $Id: LINT,v 1.209 1995/10/31 17:00:03 joerg Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@@ -788,6 +788,13 @@ device fpa0
device meteor0
options PROBE_VERBOSE
+
+#
+# PCCARD/PCMCIA
+#
+controller crd0
+controller pcic0 at crd?
+
#
# Laptop/Notebook options:
#
diff --git a/sys/conf/files.i386 b/sys/conf/files.i386
index 8f50bc2bfb7d..6eb3e16e29b5 100644
--- a/sys/conf/files.i386
+++ b/sys/conf/files.i386
@@ -1,7 +1,7 @@
# This file tells config what files go into building a kernel,
# files marked standard are always included.
#
-# $Id: files.i386,v 1.110 1995/10/10 08:04:10 swallace Exp $
+# $Id: files.i386,v 1.111 1995/10/28 16:57:35 markm Exp $
#
aic7xxx_asm optional ahc device-driver \
dependency "$S/dev/aic7xxx/aic7xxx_asm.c" \
@@ -105,8 +105,8 @@ i386/isa/npx.c optional npx device-driver
i386/isa/pcaudio.c optional pca device-driver
i386/isa/matcd/matcd.c optional matcd device-driver
i386/isa/pcibus.c optional pci device-driver
-i386/isa/pcic.c optional ze device-driver
-i386/isa/pcic.c optional zp device-driver
+i386/isa/pcicx.c optional ze device-driver
+i386/isa/pcicx.c optional zp device-driver
i386/isa/random.c standard
i386/eisa/eisaconf.c optional eisa
i386/eisa/eisadevs.c optional eisa
diff --git a/sys/i386/conf/LINT b/sys/i386/conf/LINT
index 168b9f891bac..a66fc6a07e2e 100644
--- a/sys/i386/conf/LINT
+++ b/sys/i386/conf/LINT
@@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
-# $Id: LINT,v 1.208 1995/10/31 07:42:49 julian Exp $
+# $Id: LINT,v 1.209 1995/10/31 17:00:03 joerg Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@@ -788,6 +788,13 @@ device fpa0
device meteor0
options PROBE_VERBOSE
+
+#
+# PCCARD/PCMCIA
+#
+controller crd0
+controller pcic0 at crd?
+
#
# Laptop/Notebook options:
#
diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES
index 168b9f891bac..a66fc6a07e2e 100644
--- a/sys/i386/conf/NOTES
+++ b/sys/i386/conf/NOTES
@@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
-# $Id: LINT,v 1.208 1995/10/31 07:42:49 julian Exp $
+# $Id: LINT,v 1.209 1995/10/31 17:00:03 joerg Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@@ -788,6 +788,13 @@ device fpa0
device meteor0
options PROBE_VERBOSE
+
+#
+# PCCARD/PCMCIA
+#
+controller crd0
+controller pcic0 at crd?
+
#
# Laptop/Notebook options:
#
diff --git a/sys/i386/conf/files.i386 b/sys/i386/conf/files.i386
index 8f50bc2bfb7d..6eb3e16e29b5 100644
--- a/sys/i386/conf/files.i386
+++ b/sys/i386/conf/files.i386
@@ -1,7 +1,7 @@
# This file tells config what files go into building a kernel,
# files marked standard are always included.
#
-# $Id: files.i386,v 1.110 1995/10/10 08:04:10 swallace Exp $
+# $Id: files.i386,v 1.111 1995/10/28 16:57:35 markm Exp $
#
aic7xxx_asm optional ahc device-driver \
dependency "$S/dev/aic7xxx/aic7xxx_asm.c" \
@@ -105,8 +105,8 @@ i386/isa/npx.c optional npx device-driver
i386/isa/pcaudio.c optional pca device-driver
i386/isa/matcd/matcd.c optional matcd device-driver
i386/isa/pcibus.c optional pci device-driver
-i386/isa/pcic.c optional ze device-driver
-i386/isa/pcic.c optional zp device-driver
+i386/isa/pcicx.c optional ze device-driver
+i386/isa/pcicx.c optional zp device-driver
i386/isa/random.c standard
i386/eisa/eisaconf.c optional eisa
i386/eisa/eisadevs.c optional eisa
diff --git a/sys/i386/isa/pcicx.c b/sys/i386/isa/pcicx.c
new file mode 100644
index 000000000000..f5b31c9fe071
--- /dev/null
+++ b/sys/i386/isa/pcicx.c
@@ -0,0 +1,246 @@
+/*-
+ * TODO:
+ * [1] integrate into current if_ed.c
+ * [2] parse tuples to find out where to map the shared memory buffer,
+ * and what to write into the configuration register
+ * [3] move pcic-specific code into a separate module.
+ *
+ * Device driver for IBM PCMCIA Credit Card Adapter for Ethernet,
+ * if_ze.c
+ *
+ * Based on the Device driver for National Semiconductor DS8390 ethernet
+ * adapters by David Greenman. Modifications for PCMCIA by Keith Moore.
+ * Adapted for FreeBSD 1.1.5 by Jordan Hubbard.
+ *
+ * Currently supports only the IBM Credit Card Adapter for Ethernet, but
+ * could probably work with other PCMCIA cards also, if it were modified
+ * to get the locations of the PCMCIA configuration option register (COR)
+ * by parsing the configuration tuples, rather than by hard-coding in
+ * the value expected by IBM's card.
+ *
+ * Sources for data on the PCMCIA/IBM CCAE specific portions of the driver:
+ *
+ * [1] _Local Area Network Credit Card Adapters Technical Reference_,
+ * IBM Corp., SC30-3585-00, part # 33G9243.
+ * [2] "pre-alpha" PCMCIA support code for Linux by Barry Jaspan.
+ * [3] Intel 82536SL PC Card Interface Controller Data Sheet, Intel
+ * Order Number 290423-002
+ * [4] National Semiconductor DP83902A ST-NIC (tm) Serial Network
+ * Interface Controller for Twisted Pair data sheet.
+ *
+ *
+ * Copyright (C) 1993, David Greenman. This software may be used, modified,
+ * copied, distributed, and sold, in both source and binary form provided
+ * that the above copyright and these terms are retained. Under no
+ * circumstances is the author responsible for the proper functioning
+ * of this software, nor does the author assume any responsibility
+ * for damages incurred with its use.
+ */
+#include <sys/param.h>
+#if defined(__FreeBSD__)
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <machine/clock.h>
+#endif
+#include <i386/isa/isa.h>
+#include <i386/isa/isa_device.h>
+#include <i386/isa/icu.h>
+#include <i386/isa/pcic.h>
+
+void
+pcic_print_regs (int slot)
+{
+ int i, j;
+
+ for (i = 0; i < 0x40; i += 16) {
+ for (j = 0; j < 16; ++j)
+ printf ("%02x ", pcic_getb (slot, i + j));
+ printf ("\n");
+ }
+}
+
+/*
+ * map a portion of the card's memory space into system memory
+ * space.
+ *
+ * slot = # of the slot the card is plugged into
+ * window = which pcic memory map registers to use (0..4)
+ * sys_addr = base system PHYSICAL memory address where we want it. must
+ * be on an appropriate boundary (lower 12 bits are zero).
+ * card_addr = the base address of the card's memory to correspond
+ * to sys_addr
+ * length = length of the segment to map (may be rounded up as necessary)
+ * type = which card memory space to map (attribute or shared)
+ * width = 1 for byte-wide mapping; 2 for word (16-bit) mapping.
+ */
+
+void
+pcic_map_memory (int slot, int window, unsigned long sys_addr,
+ unsigned long card_addr, unsigned long length,
+ enum memtype type, int width)
+{
+ unsigned short offset;
+ unsigned short mem_start_addr;
+ unsigned short mem_stop_addr;
+
+ sys_addr >>= 12;
+ card_addr >>= 12;
+ length >>= 12;
+ /*
+ * compute an offset for the chip such that
+ * (sys_addr + offset) = card_addr
+ * but the arithmetic is done modulo 2^14
+ */
+ offset = (card_addr - sys_addr) & 0x3FFF;
+ /*
+ * now OR in the bit for "attribute memory" if necessary
+ */
+ if (type == ATTRIBUTE) {
+ offset |= (PCIC_REG << 8);
+ /* REG == "region active" pin on card */
+ }
+ /*
+ * okay, set up the chip memory mapping registers, and turn
+ * on the enable bit for this window.
+ * if we are doing 16-bit wide accesses (width == 2),
+ * turn on the appropriate bit.
+ *
+ * XXX for now, we set all of the wait state bits to zero.
+ * Not really sure how they should be set.
+ */
+ mem_start_addr = sys_addr & 0xFFF;
+ if (width == 2)
+ mem_start_addr |= (PCIC_DATA16 << 8);
+ mem_stop_addr = (sys_addr + length) & 0xFFF;
+
+ pcic_putw (slot, MEM_START_ADDR(window), mem_start_addr);
+ pcic_putw (slot, MEM_STOP_ADDR(window), mem_stop_addr);
+ pcic_putw (slot, MEM_OFFSET(window), offset);
+ /*
+ * Assert the bit (PCIC_MEMCS16) that says to decode all of
+ * the address lines.
+ */
+ pcic_putb (slot, PCIC_ADDRWINE,
+ pcic_getb (slot, PCIC_ADDRWINE) |
+ MEM_ENABLE_BIT(window) | PCIC_MEMCS16);
+}
+
+void
+pcic_unmap_memory (int slot, int window)
+{
+ /*
+ * seems like we need to turn off the enable bit first, after which
+ * we can clear the registers out just to be sure.
+ */
+ pcic_putb (slot, PCIC_ADDRWINE,
+ pcic_getb (slot, PCIC_ADDRWINE) & ~MEM_ENABLE_BIT(window));
+ pcic_putw (slot, MEM_START_ADDR(window), 0);
+ pcic_putw (slot, MEM_STOP_ADDR(window), 0);
+ pcic_putw (slot, MEM_OFFSET(window), 0);
+}
+
+/*
+ * map a range of addresses into system i/o space
+ * (no translation of i/o addresses is possible)
+ *
+ * 'width' is:
+ * + 0 to tell the PCIC to generate the ISA IOCS16* signal from
+ * the PCMCIA IOIS16* signal.
+ * + 1 to select 8-bit width
+ * + 2 to select 16-bit width
+ */
+
+void
+pcic_map_io (int slot, int window, unsigned short base, unsigned short length,
+ unsigned short width)
+{
+ unsigned char x;
+
+ pcic_putw (slot, IO_START_ADDR(window), base);
+ pcic_putw (slot, IO_STOP_ADDR(window), base+length-1);
+ /*
+ * select the bits that determine whether
+ * an i/o operation is 8 or 16 bits wide
+ */
+ x = pcic_getb (slot, PCIC_IOCTL);
+ switch (width) {
+ case 0: /* PCMCIA card decides */
+ if (window)
+ x = (x & 0xf0) | PCIC_IO1_CS16;
+ else
+ x = (x & 0x0f) | PCIC_IO0_CS16;
+ break;
+ case 1: /* 8 bits wide */
+ break;
+ case 2: /* 16 bits wide */
+ if (window)
+ x = (x & 0xf0) | PCIC_IO1_16BIT;
+ else
+ x = (x & 0x0f) | PCIC_IO0_16BIT;
+ break;
+ }
+ pcic_putb (slot, PCIC_IOCTL, x);
+ pcic_putb (slot, PCIC_ADDRWINE,
+ pcic_getb (slot, PCIC_ADDRWINE) | IO_ENABLE_BIT(window));
+}
+
+#ifdef TEST
+void
+pcic_unmap_io (int slot, int window)
+{
+ pcic_putb (slot, PCIC_ADDRWINE,
+ pcic_getb (slot, PCIC_ADDRWINE) & ~IO_ENABLE_BIT(window));
+ pcic_putw (slot, IO_START_ADDR(window), 0);
+ pcic_putw (slot, IO_STOP_ADDR(window), 0);
+}
+#endif /* TEST */
+
+/*
+ * tell the PCIC which irq we want to use. only the following are legal:
+ * 3, 4, 5, 7, 9, 10, 11, 12, 14, 15
+ *
+ * NB: 'irq' is an interrupt NUMBER, not a MASK as in struct isa_device.
+ */
+
+void
+pcic_map_irq (int slot, int irq)
+{
+ if (irq < 3 || irq == 6 || irq == 8 || irq == 13 || irq > 15) {
+ printf ("zp: pcic_map_irq (slot %d): illegal irq %d\n", slot, irq);
+ return;
+ }
+ pcic_putb (slot, PCIC_INT_GEN,
+ pcic_getb (slot, PCIC_INT_GEN) | (irq & 0x0F));
+}
+
+void
+pcic_power_on (int slot)
+{
+ pcic_putb (slot, PCIC_STATUS,
+ pcic_getb (slot, PCIC_STATUS) | PCIC_POW);
+ DELAY (100000);
+ pcic_putb (slot, PCIC_POWER,
+ pcic_getb (slot, PCIC_POWER) | PCIC_DISRST | PCIC_PCPWRE);
+ DELAY (100000);
+ pcic_putb (slot, PCIC_POWER,
+ pcic_getb (slot, PCIC_POWER) | PCIC_OUTENA);
+}
+
+void
+pcic_power_off (int slot)
+{
+ pcic_putb (slot, PCIC_POWER,
+ pcic_getb (slot, PCIC_POWER) & ~(PCIC_OUTENA|PCIC_PCPWRE));
+}
+
+void
+pcic_reset (int slot)
+{
+ /* assert RESET (by clearing a bit!), wait a bit, and de-assert it */
+ pcic_putb (slot, PCIC_INT_GEN,
+ pcic_getb (slot, PCIC_INT_GEN) & ~PCIC_CARDRESET);
+ DELAY (100000);
+ pcic_putb (slot, PCIC_INT_GEN,
+ pcic_getb (slot, PCIC_INT_GEN) | PCIC_CARDRESET);
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-14 14:41:40 +0000