[rtems-libbsd commit] Added isa header files for Nic.

Jennifer Averett jennifer at rtems.org
Mon Jul 2 14:58:03 UTC 2012


Module:    rtems-libbsd
Branch:    master
Commit:    48a1927a9bf331eada70f29abb99e1c48d3b12e8
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=48a1927a9bf331eada70f29abb99e1c48d3b12e8

Author:    Jennifer Averett <jennifer.averett at oarcorp.com>
Date:      Mon Jul  2 10:01:29 2012 -0500

Added isa header files for Nic.

---

 freebsd/isa/isavar.h |  206 ++++++++++++++++++++++++++++++++++++++++++++++++++
 freebsd/isa/pnpvar.h |   66 ++++++++++++++++
 2 files changed, 272 insertions(+), 0 deletions(-)

diff --git a/freebsd/isa/isavar.h b/freebsd/isa/isavar.h
new file mode 100644
index 0000000..c27961d
--- /dev/null
+++ b/freebsd/isa/isavar.h
@@ -0,0 +1,206 @@
+/*-
+ * Copyright (c) 1998 Doug Rabson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _ISA_ISAVAR_HH_
+#define _ISA_ISAVAR_HH_
+
+struct isa_config;
+struct isa_pnp_id;
+typedef void isa_config_cb(void *arg, struct isa_config *config, int enable);
+#ifndef __rtems__
+#include <freebsd/local/isa_if.h>
+#endif /* __rtems__ */
+
+#include <freebsd/isa/pnpvar.h>
+
+#ifdef _KERNEL
+
+/*
+ * ISA devices are partially ordered.  This is to ensure that hardwired
+ * devices the BIOS tells us are there appear first, then speculative
+ * devices that are sensitive to the probe order, then devices that
+ * are hinted to be there, then the most flexible devices which support
+ * the ISA bus PNP standard.
+ */
+#define ISA_ORDER_PNPBIOS	10 /* plug-and-play BIOS inflexible hardware */
+#define ISA_ORDER_SENSITIVE	20 /* legacy sensitive hardware */
+#define ISA_ORDER_SPECULATIVE	30 /* legacy non-sensitive hardware */
+#define ISA_ORDER_PNP		40 /* plug-and-play flexible hardware */
+
+/*
+ * Limits on resources that we can manage
+ */
+#define	ISA_NPORT	50
+#define	ISA_NMEM	50
+#define	ISA_NIRQ	50
+#define	ISA_NDRQ	50
+
+/*
+ * Limits on resources the hardware can actually handle
+ */
+#define ISA_PNP_NPORT	8
+#define ISA_PNP_NMEM	4
+#define ISA_PNP_NIRQ	2
+#define ISA_PNP_NDRQ	2
+
+#define ISADMA_READ	0x00100000
+#define ISADMA_WRITE	0
+#define ISADMA_RAW	0x00080000
+/*
+ * Plug and play cards can support a range of resource
+ * configurations. This structure is used by the isapnp parser to
+ * inform the isa bus about the resource possibilities of the
+ * device. Each different alternative should be supplied by calling
+ * ISA_ADD_CONFIG().
+ */
+struct isa_range {
+	u_int32_t		ir_start;
+	u_int32_t		ir_end;
+	u_int32_t		ir_size;
+	u_int32_t		ir_align;
+};
+
+struct isa_config {
+	struct isa_range	ic_mem[ISA_NMEM];
+	struct isa_range	ic_port[ISA_NPORT];
+	u_int32_t		ic_irqmask[ISA_NIRQ];
+	u_int32_t		ic_drqmask[ISA_NDRQ];
+	int			ic_nmem;
+	int			ic_nport;
+	int			ic_nirq;
+	int			ic_ndrq;
+};
+
+/*
+ * Used to build lists of IDs and description strings for PnP drivers.
+ */
+struct isa_pnp_id {
+	u_int32_t		ip_id;
+	const char		*ip_desc;
+};
+
+enum isa_device_ivars {
+	ISA_IVAR_PORT,
+	ISA_IVAR_PORT_0 = ISA_IVAR_PORT,
+	ISA_IVAR_PORT_1,
+	ISA_IVAR_PORTSIZE,
+	ISA_IVAR_PORTSIZE_0 = ISA_IVAR_PORTSIZE,
+	ISA_IVAR_PORTSIZE_1,
+	ISA_IVAR_MADDR,
+	ISA_IVAR_MADDR_0 = ISA_IVAR_MADDR,
+	ISA_IVAR_MADDR_1,
+	ISA_IVAR_MEMSIZE,
+	ISA_IVAR_MEMSIZE_0 = ISA_IVAR_MEMSIZE,
+	ISA_IVAR_MEMSIZE_1,
+	ISA_IVAR_IRQ,
+	ISA_IVAR_IRQ_0 = ISA_IVAR_IRQ,
+	ISA_IVAR_IRQ_1,
+	ISA_IVAR_DRQ,
+	ISA_IVAR_DRQ_0 = ISA_IVAR_DRQ,
+	ISA_IVAR_DRQ_1,
+	ISA_IVAR_VENDORID,
+	ISA_IVAR_SERIAL,
+	ISA_IVAR_LOGICALID,
+	ISA_IVAR_COMPATID,
+	ISA_IVAR_CONFIGATTR,
+	ISA_IVAR_PNP_CSN,
+	ISA_IVAR_PNP_LDN,
+	ISA_IVAR_PNPBIOS_HANDLE
+};
+
+/*
+ * ISA_IVAR_CONFIGATTR bits
+ */
+#define ISACFGATTR_CANDISABLE	(1 << 0)	/* can be disabled */
+#define ISACFGATTR_DYNAMIC	(1 << 1)	/* dynamic configuration */
+#define ISACFGATTR_HINTS	(1 << 3)	/* source of config is hints */
+
+/*
+ * Simplified accessors for isa devices
+ */
+#define ISA_ACCESSOR(var, ivar, type)					\
+	__BUS_ACCESSOR(isa, var, ISA, ivar, type)
+
+ISA_ACCESSOR(port, PORT, int)
+ISA_ACCESSOR(portsize, PORTSIZE, int)
+ISA_ACCESSOR(irq, IRQ, int)
+ISA_ACCESSOR(drq, DRQ, int)
+ISA_ACCESSOR(maddr, MADDR, int)
+ISA_ACCESSOR(msize, MEMSIZE, int)
+ISA_ACCESSOR(vendorid, VENDORID, int)
+ISA_ACCESSOR(serial, SERIAL, int)
+ISA_ACCESSOR(logicalid, LOGICALID, int)
+ISA_ACCESSOR(compatid, COMPATID, int)
+ISA_ACCESSOR(configattr, CONFIGATTR, int)
+ISA_ACCESSOR(pnp_csn, PNP_CSN, int)
+ISA_ACCESSOR(pnp_ldn, PNP_LDN, int)
+ISA_ACCESSOR(pnpbios_handle, PNPBIOS_HANDLE, int)
+
+/* Device class for ISA bridges. */
+extern devclass_t isab_devclass;
+
+extern intrmask_t isa_irq_pending(void);
+extern void	isa_probe_children(device_t dev);
+
+void	isa_dmacascade(int chan);
+void	isa_dmadone(int flags, caddr_t addr, int nbytes, int chan);
+int	isa_dma_init(int chan, u_int bouncebufsize, int flag);
+void	isa_dmastart(int flags, caddr_t addr, u_int nbytes, int chan);
+int	isa_dma_acquire(int chan);
+void	isa_dma_release(int chan);
+int	isa_dmastatus(int chan);
+int	isa_dmastop(int chan);
+int	isa_dmatc(int chan);
+
+#define isa_dmainit(chan, size) do { \
+	if (isa_dma_init(chan, size, M_NOWAIT)) \
+		printf("WARNING: isa_dma_init(%d, %ju) failed\n", \
+		    (int)(chan), (uintmax_t)(size)); \
+	} while (0) 
+
+void	isa_hinted_child(device_t parent, const char *name, int unit);
+void	isa_hint_device_unit(device_t bus, device_t child, const char *name,
+	    int *unitp);
+int	isab_attach(device_t dev);
+
+#ifdef PC98
+#include <freebsd/machine/bus.h>
+
+/*
+ * Allocate discontinuous resources for ISA bus.
+ */
+struct resource *
+isa_alloc_resourcev(device_t child, int type, int *rid,
+		    bus_addr_t *res, bus_size_t count, u_int flags);
+int
+isa_load_resourcev(struct resource *re, bus_addr_t *res, bus_size_t count);
+#endif
+
+#endif /* _KERNEL */
+
+#endif /* !_ISA_ISAVAR_HH_ */
diff --git a/freebsd/isa/pnpvar.h b/freebsd/isa/pnpvar.h
new file mode 100644
index 0000000..8636ee5
--- /dev/null
+++ b/freebsd/isa/pnpvar.h
@@ -0,0 +1,66 @@
+/*-
+ * Copyright (c) 1999 Doug Rabson
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	$FreeBSD$
+ */
+
+#ifndef _ISA_PNPVAR_HH_
+#define _ISA_PNPVAR_HH_
+
+#ifdef _KERNEL
+
+#define PNP_HEXTONUM(c)	((c) >= 'a'		\
+			 ? (c) - 'a' + 10	\
+			 : ((c) >= 'A'		\
+			    ? (c) - 'A' + 10	\
+			    : (c) - '0'))
+
+#define PNP_EISAID(s)				\
+	((((s[0] - '@') & 0x1f) << 2)		\
+	 | (((s[1] - '@') & 0x18) >> 3)		\
+	 | (((s[1] - '@') & 0x07) << 13)	\
+	 | (((s[2] - '@') & 0x1f) << 8)		\
+	 | (PNP_HEXTONUM(s[4]) << 16)		\
+	 | (PNP_HEXTONUM(s[3]) << 20)		\
+	 | (PNP_HEXTONUM(s[6]) << 24)		\
+	 | (PNP_HEXTONUM(s[5]) << 28))
+
+typedef int pnp_scan_cb(device_t dev, u_char tag, u_char *res, int len,
+    struct isa_config *config, int ldn);
+
+char *pnp_eisaformat(uint32_t id);
+void pnp_printf(uint32_t id, char *fmt, ...);
+void pnp_parse_resources(device_t dev, u_char *resources, int len, int ldn);
+u_char *pnp_parse_dependant(device_t dev, u_char *resources, int len,
+    struct isa_config *config, int ldn);
+u_char *pnp_scan_resources(device_t dev, u_char *resources, int len,
+    struct isa_config *config, int ldn, pnp_scan_cb *cb);
+
+void pnp_check_quirks(uint32_t vendor_id, uint32_t logical_id, int ldn,
+    struct isa_config *config);
+
+#endif /* _KERNEL */
+
+#endif /* !_ISA_PNPVAR_HH_ */




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