Commit 223182f1 authored by Robert Sprowson's avatar Robert Sprowson Committed by ROOL
Browse files

Add EtherNIC HAL device

Basic HAL device to expose the GENET peripheral for the driver.
parent 5acaaf41
......@@ -17,7 +17,7 @@
COMPONENT = BCM2835 HAL
TARGET = BCM2835
OBJS = Top CLib CMOS Debug Interrupts SDIO Timers UART USB Video DMA Messaging GPIO VCHIQ IIC RTC SPI Touch KbdScan DBell IntVC6 PCI
OBJS = Top CLib CMOS Debug Interrupts SDIO Timers UART USB Video DMA Messaging GPIO VCHIQ IIC RTC SPI Touch KbdScan DBell IntVC6 PCI EtherNIC
HDRS =
CMHGFILE =
......
......@@ -174,6 +174,7 @@ RTCDeviceStruct # 80
SPI0Device # HALDeviceSize
SPI1Device # HALDeviceSize
SPI2Device # HALDeviceSize
EtherNICDevice # HALDeviceSize
TouchDevice # HALDeviceSize
MBoxDevice # HALDeviceSize
DBellDevice # HALDevice_DBell_Size
......
;
; Copyright (c) 2019, RISC OS Open Ltd
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
; * Redistributions of source code must retain the above copyright
; notice, this list of conditions and the following disclaimer.
; * 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.
; * Neither the name of RISC OS Open Ltd nor the names of its contributors
; may be used to endorse or promote products derived from this software
; without specific prior written permission.
;
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
;
GET Hdr:ListOpts
GET Hdr:Macros
GET Hdr:System
GET hdr.BCM2835
GET hdr.StaticWS
GET hdr.CastleMacros
AREA |ARM$$Code|, CODE, READONLY, PIC
EXPORT EtherNIC_InitDevices
IMPORT memcpy
; Initialise our HAL devices
EtherNIC_InitDevices ROUT
CPUDetect a1
MOVLS pc, lr
Push "lr"
ADRL a1, EtherNICDevice
ADR a2, EtherNICTemplate
MOV a3, #HALDeviceSize
BL memcpy
LDR a2, PeriBase2
ADD a2, a2, #GENET_Base
STR a2, [a1, #HALDevice_Address]
MOV a2, a1
MOV a1, #0 ; No flags
CallOS OS_AddDevice
Pull "pc"
MACRO
$class HALDeviceField $field, $value
LCLS myvalue
[ "$value" = ""
myvalue SETS "$field"
|
myvalue SETS "$value"
]
ASSERT . - %A0 = HALDevice_$class$field
[ ?HALDevice_$class$field = 2
DCW $myvalue
ELIF ?HALDevice_$class$field = 4
DCD $myvalue
|
% ?HALDevice_$class$field
]
MEND
EtherNICTemplate
0
HALDeviceField Type, HALDeviceType_Comms + HALDeviceComms_EtherNIC
HALDeviceField ID, HALDeviceID_EtherNIC_BCMGENET
HALDeviceField Location, HALDeviceBus_Sys + HALDeviceSysBus_AHB
HALDeviceField Version, 0
HALDeviceField Description, EtherNICDevice_Description
HALDeviceField Address, 0 ; Filled later
HALDeviceField Reserved1, 0
HALDeviceField Activate, EtherNICDevice_Activate
HALDeviceField Deactivate, EtherNICDevice_Deactivate
HALDeviceField Reset, EtherNICDevice_Reset
HALDeviceField Sleep, EtherNICDevice_Sleep
HALDeviceField Device, iDev_Ext_Genet_A ; (+1 other)
HALDeviceField TestIRQ, 0
HALDeviceField ClearIRQ, 0
HALDeviceField Reserved2, 0
ASSERT . - %A0 = HALDeviceSize
EtherNICDevice_Description
DCB "Broadcom GENET", 0
ALIGN
EtherNICDevice_Activate
MOV a1, #1
EtherNICDevice_Deactivate
EtherNICDevice_Reset
MOV pc, lr
EtherNICDevice_Sleep
MOV a1, #0
MOV pc, lr
END
......@@ -179,6 +179,8 @@
IMPORT SPI_InitDevices
IMPORT EtherNIC_InitDevices
IMPORT Touch_InitDevices
IMPORT BCMMBox_InitDevices
......@@ -1163,7 +1165,7 @@ HAL_Null
MOV pc, lr
HAL_InitDevices
STR lr, [sp, #-4]!
Push "lr"
BL Video_InitDevices ; Must be before DMA_InitDevices
BL SDIO_InitDevices
BL DMA_InitDevices
......@@ -1171,10 +1173,11 @@ HAL_InitDevices
BL VCHIQ_InitDevices
BL RTC_InitDevices
BL SPI_InitDevices
BL EtherNIC_InitDevices
BL Touch_InitDevices
BL BCMMBox_InitDevices
BL DBell_InitDevices
LDR pc, [sp], #4
Pull "pc"
; Out: a1 = number of CPU cores
VC6_HAL_CPUCount
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment