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authorArjan van de Ven <arjan@linux.intel.com>2008-10-17 09:20:26 -0700
committerArjan van de Ven <arjan@linux.intel.com>2008-10-17 09:20:26 -0700
commit651dab4264e4ba0e563f5ff56f748127246e9065 (patch)
tree016630974bdcb00fe529b673f96d389e0fd6dc94 /arch/mips/include/asm/vr41xx/pci.h
parent40b8606253552109815786e5d4b0de98782d31f5 (diff)
parent2e532d68a2b3e2aa6b19731501222069735c741c (diff)
Merge commit 'linus/master' into merge-linus
Conflicts: arch/x86/kvm/i8254.c
Diffstat (limited to 'arch/mips/include/asm/vr41xx/pci.h')
-rw-r--r--arch/mips/include/asm/vr41xx/pci.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/arch/mips/include/asm/vr41xx/pci.h b/arch/mips/include/asm/vr41xx/pci.h
new file mode 100644
index 00000000000..6fc01ce1977
--- /dev/null
+++ b/arch/mips/include/asm/vr41xx/pci.h
@@ -0,0 +1,90 @@
+/*
+ * Include file for NEC VR4100 series PCI Control Unit.
+ *
+ * Copyright (C) 2004-2005 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef __NEC_VR41XX_PCI_H
+#define __NEC_VR41XX_PCI_H
+
+#define PCI_MASTER_ADDRESS_MASK 0x7fffffffU
+
+struct pci_master_address_conversion {
+ uint32_t bus_base_address;
+ uint32_t address_mask;
+ uint32_t pci_base_address;
+};
+
+struct pci_target_address_conversion {
+ uint32_t address_mask;
+ uint32_t bus_base_address;
+};
+
+typedef enum {
+ CANNOT_LOCK_FROM_DEVICE,
+ CAN_LOCK_FROM_DEVICE,
+} pci_exclusive_access_t;
+
+struct pci_mailbox_address {
+ uint32_t base_address;
+};
+
+struct pci_target_address_window {
+ uint32_t base_address;
+};
+
+typedef enum {
+ PCI_ARBITRATION_MODE_FAIR,
+ PCI_ARBITRATION_MODE_ALTERNATE_0,
+ PCI_ARBITRATION_MODE_ALTERNATE_B,
+} pci_arbiter_priority_control_t;
+
+typedef enum {
+ PCI_TAKE_AWAY_GNT_DISABLE,
+ PCI_TAKE_AWAY_GNT_ENABLE,
+} pci_take_away_gnt_mode_t;
+
+struct pci_controller_unit_setup {
+ struct pci_master_address_conversion *master_memory1;
+ struct pci_master_address_conversion *master_memory2;
+
+ struct pci_target_address_conversion *target_memory1;
+ struct pci_target_address_conversion *target_memory2;
+
+ struct pci_master_address_conversion *master_io;
+
+ pci_exclusive_access_t exclusive_access;
+
+ uint32_t pci_clock_max;
+ uint8_t wait_time_limit_from_irdy_to_trdy; /* Only VR4122 is supported */
+
+ struct pci_mailbox_address *mailbox;
+ struct pci_target_address_window *target_window1;
+ struct pci_target_address_window *target_window2;
+
+ uint8_t master_latency_timer;
+ uint8_t retry_limit;
+
+ pci_arbiter_priority_control_t arbiter_priority_control;
+ pci_take_away_gnt_mode_t take_away_gnt_mode;
+
+ struct resource *mem_resource;
+ struct resource *io_resource;
+};
+
+extern void vr41xx_pciu_setup(struct pci_controller_unit_setup *setup);
+
+#endif /* __NEC_VR41XX_PCI_H */