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5bf8f2f5ccbf3bc18c718b4a51120cccfbfbbade
xen/stubdom/pciutils.patch
T
Keir Fraser 547cb1849c build: Make XEN_ROOT an absolute path. 
Otherwise make can search the path relative to certain standard paths
such as /usr/include (e.g., the line '-include $(XEN_ROOT)/.config' in
Config.mk suffers from this).

Signed-off-by: Keir Fraser <keir@xen.org>
2011-03-17 10:36:25 +00:00

299 lines
8.9 KiB
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diff -urN pciutils-2.2.9.orig/lib/access.c pciutils-2.2.9/lib/access.c
--- pciutils-2.2.9.orig/lib/access.c 2007-02-06 11:59:43.000000000 +0000
+++ pciutils-2.2.9/lib/access.c 2008-06-30 19:07:09.713187000 +0100
@@ -57,6 +57,11 @@
#else
NULL,
#endif
+#ifdef PCI_OS_MINIOS
+ &pm_minios,
+#else
+ NULL,
+#endif
};
struct pci_access *
--- pciutils-2.2.9.orig/lib/pci.h 2006-09-09 13:46:06.000000000 +0100
+++ pciutils-2.2.9/lib/pci.h 2008-06-30 18:56:15.350111000 +0100
@@ -33,6 +33,7 @@
PCI_ACCESS_NBSD_LIBPCI, /* NetBSD libpci */
PCI_ACCESS_OBSD_DEVICE, /* OpenBSD /dev/pci */
PCI_ACCESS_DUMP, /* Dump file (params: filename) */
+ PCI_ACCESS_MINIOS, /* MiniOS */
PCI_ACCESS_MAX
};
--- pciutils-2.2.9.orig/lib/internal.h 2006-09-09 11:52:47.000000000 +0100
+++ pciutils-2.2.9/lib/internal.h 2008-07-01 10:46:24.968202000 +0100
@@ -37,4 +37,4 @@
extern struct pci_methods pm_intel_conf1, pm_intel_conf2, pm_linux_proc,
pm_fbsd_device, pm_aix_device, pm_nbsd_libpci, pm_obsd_device,
- pm_dump, pm_linux_sysfs;
+ pm_dump, pm_linux_sysfs, pm_minios;
--- pciutils-2.2.9.orig/lib/Makefile 2007-10-19 13:41:34.000000000 +0100
+++ pciutils-2.2.9/lib/Makefile 2008-07-01 12:13:14.400525000 +0100
@@ -46,6 +46,12 @@
PCILIB=libpciutils.a
endif
+ifdef PCI_OS_MINIOS
+XEN_ROOT=$(CURDIR)/../../..
+include $(XEN_ROOT)/Config.mk
+OBJS += minios.o
+endif
+
all: $(PCILIB) $(PCILIBPC)
$(PCILIB): $(OBJS)
--- pciutils-2.2.9.orig/lib/types.h 2009-07-14 18:18:59.000000000 +0200
+++ pciutils-2.2.9/lib/types.h 2009-07-14 18:19:16.000000000 +0200
@@ -20,10 +20,12 @@ typedef DWORD u32;
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
+typedef uint64_t u64;
#else
typedef u_int8_t u8;
typedef u_int16_t u16;
typedef u_int32_t u32;
+typedef u_int64_t u64;
#endif
#ifdef PCI_HAVE_64BIT_ADDRESS
--- pciutils-2.2.9.orig/lib/minios.c 1970-01-01 01:00:00.000000000 +0100
+++ pciutils-2.2.9/lib/minios.c 2008-07-01 12:31:40.554260000 +0100
@@ -0,0 +1,106 @@
+/*
+ * The PCI Library -- MiniOS PCI frontend access
+ *
+ * Samuel Thibault <samuel.thibault@eu.citrix.com>, 2008
+ *
+ * Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+#include <os.h>
+#include <pcifront.h>
+#include <xenbus.h>
+#include "internal.h"
+
+static int
+minios_detect(struct pci_access *a)
+{
+ return 1;
+}
+
+static void
+minios_init(struct pci_access *a)
+{
+}
+
+static void
+minios_cleanup(struct pci_access *a)
+{
+ shutdown_pcifront(NULL);
+}
+
+static void
+minios_scan(struct pci_access *a)
+{
+ void func(unsigned int domain, unsigned int bus, unsigned int slot, unsigned int fun)
+ {
+ struct pci_dev *d = pci_alloc_dev(a);
+
+ d->domain = domain;
+ d->bus = bus;
+ d->dev = slot;
+ d->func = fun;
+
+ pci_link_dev(a, d);
+ }
+
+ pcifront_scan(NULL, func);
+}
+
+static int
+minios_read(struct pci_dev *d, int pos, byte *buf, int len)
+{
+ unsigned int val;
+ switch (len) {
+ case 1:
+ if (pcifront_conf_read(NULL, d->domain, d->bus, d->dev, d->func, pos, len, &val))
+ return 0;
+ * buf = val;
+ return 1;
+ case 2:
+ if (pcifront_conf_read(NULL, d->domain, d->bus, d->dev, d->func, pos, len, &val))
+ return 0;
+ *(u16 *) buf = cpu_to_le16((u16) val);
+ return 1;
+ case 4:
+ if (pcifront_conf_read(NULL, d->domain, d->bus, d->dev, d->func, pos, len, &val))
+ return 0;
+ *(u32 *) buf = cpu_to_le32((u32) val);
+ return 1;
+ default:
+ return pci_generic_block_read(d, pos, buf, len);
+ }
+}
+
+static int
+minios_write(struct pci_dev *d, int pos, byte *buf, int len)
+{
+ unsigned int val;
+ switch (len) {
+ case 1:
+ val = * buf;
+ break;
+ case 2:
+ val = le16_to_cpu(*(u16 *) buf);
+ break;
+ case 4:
+ val = le32_to_cpu(*(u32 *) buf);
+ break;
+ default:
+ return pci_generic_block_write(d, pos, buf, len);
+ }
+ return !pcifront_conf_write(NULL, d->domain, d->bus, d->dev, d->func, pos, len, val);
+}
+
+struct pci_methods pm_minios = {
+ "MiniOS-device",
+ NULL, /* config */
+ minios_detect,
+ minios_init,
+ minios_cleanup,
+ minios_scan,
+ pci_generic_fill_info,
+ minios_read,
+ minios_write,
+ NULL, /* dev_init */
+ NULL /* dev_cleanup */
+};
--- pciutils-2.2.9/lib/generic.c 2007-02-06 12:00:05.000000000 +0000
+++ pciutils-2.2.9-mine/lib/generic.c 2008-07-01 19:13:52.289949000 +0100
@@ -74,6 +74,19 @@
pci_generic_scan_bus(a, busmap, 0);
}
+static u32 pci_size(u32 base, u32 maxbase, u32 mask)
+{
+ u32 size = mask & maxbase;
+ if (!size)
+ return 0;
+ size = (size & ~(size-1)) - 1;
+
+ if (base == maxbase && ((base | size) & mask) != mask)
+ return 0;
+
+ return size + 1;
+}
+
int
pci_generic_fill_info(struct pci_dev *d, int flags)
{
@@ -114,23 +127,61 @@
if (!x || x == (u32) ~0)
continue;
if ((x & PCI_BASE_ADDRESS_SPACE) == PCI_BASE_ADDRESS_SPACE_IO)
- d->base_addr[i] = x;
- else
+ {
+ d->base_addr[i] = x & PCI_BASE_ADDRESS_IO_MASK;
+ if (flags & PCI_FILL_SIZES)
+ {
+ u32 size;
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + i*4, ~0);
+ d->size[i] = pci_size(x, pci_read_long(d, PCI_BASE_ADDRESS_0 + i*4), PCI_BASE_ADDRESS_IO_MASK);
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + i*4, x);
+ }
+ }
+ else
{
if ((x & PCI_BASE_ADDRESS_MEM_TYPE_MASK) != PCI_BASE_ADDRESS_MEM_TYPE_64)
- d->base_addr[i] = x;
+ {
+ d->base_addr[i] = x & PCI_BASE_ADDRESS_MEM_MASK;
+ if (flags & PCI_FILL_SIZES)
+ {
+ u32 size;
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + i*4, ~0);
+ d->size[i] = pci_read_long(d, PCI_BASE_ADDRESS_0 + i*4);
+ d->size[i] = pci_size(x, pci_read_long(d, PCI_BASE_ADDRESS_0 + i*4), PCI_BASE_ADDRESS_MEM_MASK);
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + i*4, x);
+ }
+ }
else if (i >= cnt-1)
a->warning("%04x:%02x:%02x.%d: Invalid 64-bit address seen for BAR %d.", d->domain, d->bus, d->dev, d->func, i);
else
{
u32 y = pci_read_long(d, PCI_BASE_ADDRESS_0 + (++i)*4);
#ifdef PCI_HAVE_64BIT_ADDRESS
- d->base_addr[i-1] = x | (((pciaddr_t) y) << 32);
+ d->base_addr[i-1] = (x | (((pciaddr_t) y) << 32)) & PCI_BASE_ADDRESS_MEM_MASK;
+ if (flags & PCI_FILL_SIZES)
+ {
+ u32 size;
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + (i-1)*4, ~0);
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + i*4, ~0);
+ d->size[i-1] = pci_size(y, pci_read_long(d, PCI_BASE_ADDRESS_0 + (i-1)*4) |
+ pci_read_long(d, PCI_BASE_ADDRESS_0 + i*4), 0xffffffff );
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + (i-1)*4, x);
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + i*4, y);
+ }
#else
if (y)
a->warning("%04x:%02x:%02x.%d 64-bit device address ignored.", d->domain, d->bus, d->dev, d->func);
else
- d->base_addr[i-1] = x;
+ {
+ d->base_addr[i-1] = x & PCI_BASE_ADDRESS_MEM_MASK;
+ if (flags & PCI_FILL_SIZES)
+ {
+ u32 size;
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + (i-1)*4, ~0);
+ d->size[i-1] = pci_size(x, pci_read_long(d, PCI_BASE_ADDRESS_0 + (i-1)*4), PCI_BASE_ADDRESS_MEM_MASK);
+ pci_write_long(d, PCI_BASE_ADDRESS_0 + (i-1)*4, x);
+ }
+ }
#endif
}
}
@@ -154,10 +205,19 @@
{
u32 u = pci_read_long(d, reg);
if (u != 0xffffffff)
- d->rom_base_addr = u;
+ {
+ d->rom_base_addr = u;
+ if (flags & PCI_FILL_SIZES)
+ {
+ u32 size;
+ pci_write_long(d, reg, ~0);
+ d->rom_size = pci_read_long(d, reg);
+ pci_write_long(d, reg, u);
+ }
+ }
}
}
- return flags & ~PCI_FILL_SIZES;
+ return flags;
}
static int
diff -uNpbE -uNpbEr pciutils-2.2.9.orig/lib/sysdep.h pciutils-2.2.9/lib/sysdep.h
--- pciutils-2.2.9.orig/lib/sysdep.h 2007-02-06 12:00:18.000000000 +0000
+++ pciutils-2.2.9/lib/sysdep.h 2009-07-22 16:26:30.000000000 +0100
@@ -32,6 +32,10 @@ typedef u16 word;
#else
+#ifdef PCI_OS_MINIOS
+#include <machine/endian.h>
+#endif
+
#ifdef PCI_OS_LINUX
#include <endian.h>
#define BYTE_ORDER __BYTE_ORDER
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