60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
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//
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// bcm2835.h
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//
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// USPi - An USB driver for Raspberry Pi written in C
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// Copyright (C) 2014-2017 R. Stange <rsta2@o2online.de>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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#ifndef _uspi_bcm2835_h
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#define _uspi_bcm2835_h
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#include <uspios.h>
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#if RASPPI == 1
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#define ARM_IO_BASE 0x20000000
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#else
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#define ARM_IO_BASE 0x3F000000
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#endif
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#define GPU_IO_BASE 0x7E000000
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#define GPU_CACHED_BASE 0x40000000
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#define GPU_UNCACHED_BASE 0xC0000000
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#if RASPPI == 1
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#ifdef GPU_L2_CACHE_ENABLED
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#define GPU_MEM_BASE GPU_CACHED_BASE
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#else
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#define GPU_MEM_BASE GPU_UNCACHED_BASE
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#endif
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#else
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#define GPU_MEM_BASE GPU_UNCACHED_BASE
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#endif
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// Convert physical ARM address into bus address
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// (does even work, if a bus address is provided already)
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#define BUS_ADDRESS(phys) (((phys) & ~0xC0000000) | GPU_MEM_BASE)
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//
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// USB Host Controller
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//
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#define ARM_USB_BASE (ARM_IO_BASE + 0x980000)
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#define ARM_USB_CORE_BASE ARM_USB_BASE
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#define ARM_USB_HOST_BASE (ARM_USB_BASE + 0x400)
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#define ARM_USB_POWER (ARM_USB_BASE + 0xE00)
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#endif
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