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Merge over core library changes from the MultiArchDemos branch.

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Dean Camera 14 years ago
parent 75da0d1877
commit c6a7a028bd
8 changed files with 458 additions and 4 deletions
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  1. 2
      LUFA/CodeTemplates/makefile_template.uc3
  2. 2
      LUFA/Drivers/USB/Class/Device/HID.c
  3. 2
      LUFA/Drivers/USB/Core/ConfigDescriptor.c
  4. 5
      LUFA/Drivers/USB/Core/StdDescriptors.h
  5. 181
      LUFA/Platform/UC3/ClockManagement.h
  6. 125
      LUFA/Platform/UC3/Exception.S
  7. 62
      LUFA/Platform/UC3/InterruptManagement.c
  8. 83
      LUFA/Platform/UC3/InterruptManagement.h

2
LUFA/CodeTemplates/makefile_template.uc3
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@ -68,7 +68,7 @@ BOARD = ### INSERT NAME OF BOARD HERE, OR NONE IF NO BOARD DRIVERS USED ###
F_CPU = ### INSERT PRESCALED SYSTEM CLOCK SPEED HERE, IN HZ ### F_CPU = ### INSERT PRESCALED SYSTEM CLOCK SPEED HERE, IN HZ ###
# Input clock frequency. # USB controller master clock frequency.
# This will define a symbol, F_USB, in all source code files equal to the # This will define a symbol, F_USB, in all source code files equal to the
# input clock frequency (before any prescaling is performed) in Hz. This value may # input clock frequency (before any prescaling is performed) in Hz. This value may
# differ from F_CPU, as the USB clock is often sourced from the same oscillator as # differ from F_CPU, as the USB clock is often sourced from the same oscillator as

2
LUFA/Drivers/USB/Class/Device/HID.c
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@ -137,7 +137,7 @@ bool HID_Device_ConfigureEndpoints(USB_ClassInfo_HID_Device_t* const HIDInterfac
{ {
memset(&HIDInterfaceInfo->State, 0x00, sizeof(HIDInterfaceInfo->State)); memset(&HIDInterfaceInfo->State, 0x00, sizeof(HIDInterfaceInfo->State));
HIDInterfaceInfo->State.UsingReportProtocol = true; HIDInterfaceInfo->State.UsingReportProtocol = true;
HIDInterfaceInfo->State.IdleCount = 500; HIDInterfaceInfo->State.IdleCount = 500;
if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber, EP_TYPE_INTERRUPT, if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber, EP_TYPE_INTERRUPT,
ENDPOINT_DIR_IN, HIDInterfaceInfo->Config.ReportINEndpointSize, ENDPOINT_DIR_IN, HIDInterfaceInfo->Config.ReportINEndpointSize,

2
LUFA/Drivers/USB/Core/ConfigDescriptor.c
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@ -54,7 +54,7 @@ uint8_t USB_Host_GetDeviceConfigDescriptor(const uint8_t ConfigNumber,
if ((ErrorCode = USB_Host_SendControlRequest(ConfigHeader)) != HOST_SENDCONTROL_Successful) if ((ErrorCode = USB_Host_SendControlRequest(ConfigHeader)) != HOST_SENDCONTROL_Successful)
return ErrorCode; return ErrorCode;
*ConfigSizePtr = DESCRIPTOR_PCAST(ConfigHeader, USB_Descriptor_Configuration_Header_t)->TotalConfigurationSize; *ConfigSizePtr = le16_to_cpu(DESCRIPTOR_PCAST(ConfigHeader, USB_Descriptor_Configuration_Header_t)->TotalConfigurationSize);
if (*ConfigSizePtr > BufferSize) if (*ConfigSizePtr > BufferSize)
return HOST_GETCONFIG_BuffOverflow; return HOST_GETCONFIG_BuffOverflow;

5
LUFA/Drivers/USB/Core/StdDescriptors.h
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@ -93,6 +93,9 @@
* Decimal format for descriptor fields requiring BCD encoding, such as the USB version number in the * Decimal format for descriptor fields requiring BCD encoding, such as the USB version number in the
* standard device descriptor. * standard device descriptor.
* *
* \note This value is automatically converted into Little Endian, suitable for direct use inside device
* descriptors on all architectures without endianness conversion macros.
*
* \param[in] x Version number to encode as a 16-bit little-endian number, as a floating point number. * \param[in] x Version number to encode as a 16-bit little-endian number, as a floating point number.
*/ */
#define VERSION_BCD(x) CPU_TO_LE16((((VERSION_TENS(x) << 4) | VERSION_ONES(x)) << 8) | \ #define VERSION_BCD(x) CPU_TO_LE16((((VERSION_TENS(x) << 4) | VERSION_ONES(x)) << 8) | \
@ -101,7 +104,7 @@
/** String language ID for the English language. Should be used in \ref USB_Descriptor_String_t descriptors /** String language ID for the English language. Should be used in \ref USB_Descriptor_String_t descriptors
* to indicate that the English language is supported by the device in its string descriptors. * to indicate that the English language is supported by the device in its string descriptors.
*/ */
#define LANGUAGE_ID_ENG CPU_TO_LE16(0x0409) #define LANGUAGE_ID_ENG 0x0409
/** \name Endpoint Address Direction Masks */ /** \name Endpoint Address Direction Masks */
//@{ //@{

181
LUFA/Platform/UC3/ClockManagement.h
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@ -0,0 +1,181 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2011.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#ifndef _CLOCK_MANAGEMENT_H_
#define _CLOCK_MANAGEMENT_H_
/* Includes: */
#include <avr32/io.h>
#include <stdbool.h>
#include <stdint.h>
#include <LUFA/Common/Common.h>
/* Macros: */
enum Extern_OSC_ClockStartup_t
{
EXOSC_START_0CLK = 0,
EXOSC_START_64CLK = 1,
EXOSC_START_128CLK = 2,
EXOSC_START_2048CLK = 3,
EXOSC_START_4096CLK = 4,
EXOSC_START_8192CLK = 5,
EXOSC_START_16384CLK = 6,
};
enum Extern_OSC_ClockMode_t
{
EXOSC_MODE_CLOCK = 0,
EXOSC_MODE_900KHZ_MAX = 1,
EXOSC_MODE_3MHZ_MAX = 2,
EXOSC_MODE_8MHZ_MAX = 3,
EXOSC_MODE_8MHZ_OR_MORE = 4,
};
enum
{
CLOCK_SRC_SLOW_CLK = 0,
CLOCK_SRC_OSC0 = 1,
CLOCK_SRC_OSC1 = 2,
CLOCK_SRC_PLL0 = 3,
CLOCK_SRC_PLL1 = 4,
};
/* Inline Functions: */
static inline bool AVR32CLK_StartExternalOscillator(const uint8_t Channel,
const uint8_t Type,
const uint8_t Startup)
{
AVR32_PM.OSCCTRL0.startup = Startup;
AVR32_PM.OSCCTRL0.mode = Type;
AVR32_PM.mcctrl |= (1 << (AVR32_PM_MCCTRL_OSC0EN_OFFSET + Channel));
while (!(AVR32_PM.poscsr & (1 << (AVR32_PM_POSCSR_OSC0RDY_OFFSET + Channel))));
return true;
}
static inline void AVR32CLK_StopExternalOscillator(const uint8_t Channel)
{
AVR32_PM.mcctrl &= ~(1 << (AVR32_PM_MCCTRL_OSC0EN_OFFSET + Channel));
}
static inline bool AVR32CLK_StartPLL(const uint8_t Channel,
const uint8_t Source,
const uint32_t SourceFreq,
const uint32_t Frequency)
{
switch (Source)
{
case CLOCK_SRC_OSC0:
AVR32_PM.PLL[Channel].pllosc = 0;
break;
case CLOCK_SRC_OSC1:
AVR32_PM.PLL[Channel].pllosc = 1;
break;
default:
return false;
}
AVR32_PM.PLL[Channel].pllmul = (Frequency / SourceFreq) ? (((Frequency / SourceFreq) - 1) / 2) : 0;
AVR32_PM.PLL[Channel].plldiv = 0;
AVR32_PM.PLL[Channel].pllen = true;
while (!(AVR32_PM.poscsr & (1 << (AVR32_PM_POSCSR_LOCK0_OFFSET + Channel))));
return true;
}
static inline void AVR32CLK_StopPLL(const uint8_t Channel)
{
AVR32_PM.PLL[Channel].pllen = false;
}
static inline bool AVR32CLK_StartGenericClock(const uint8_t Channel,
const uint8_t Source,
const uint32_t SourceFreq,
const uint32_t Frequency)
{
switch (Source)
{
case CLOCK_SRC_OSC0:
AVR32_PM.GCCTRL[Channel].pllsel = 0;
AVR32_PM.GCCTRL[Channel].oscsel = 0;
break;
case CLOCK_SRC_OSC1:
AVR32_PM.GCCTRL[Channel].pllsel = 0;
AVR32_PM.GCCTRL[Channel].oscsel = 1;
break;
case CLOCK_SRC_PLL0:
AVR32_PM.GCCTRL[Channel].pllsel = 1;
AVR32_PM.GCCTRL[Channel].oscsel = 0;
break;
case CLOCK_SRC_PLL1:
AVR32_PM.GCCTRL[Channel].pllsel = 1;
AVR32_PM.GCCTRL[Channel].oscsel = 1;
break;
default:
return false;
}
AVR32_PM.GCCTRL[Channel].diven = (SourceFreq > Frequency) ? true : false;
AVR32_PM.GCCTRL[Channel].div = (((SourceFreq / Frequency) - 1) / 2);
AVR32_PM.GCCTRL[Channel].cen = true;
return true;
}
static inline void AVR32CLK_StopGenericClock(const uint8_t Channel)
{
AVR32_PM.GCCTRL[Channel].cen = false;
}
static inline bool AVR32CLK_SetCPUClockSource(const uint8_t Source,
const uint32_t SourceFreq)
{
AVR32_FLASHC.FCR.fws = (SourceFreq > 30000000) ? true : false;
switch (Source)
{
case CLOCK_SRC_SLOW_CLK:
AVR32_PM.MCCTRL.mcsel = 0;
break;
case CLOCK_SRC_OSC0:
AVR32_PM.MCCTRL.mcsel = 1;
break;
case CLOCK_SRC_PLL0:
AVR32_PM.MCCTRL.mcsel = 2;
break;
default:
return false;
}
return true;
}
#endif

125
LUFA/Platform/UC3/Exception.S
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@ -0,0 +1,125 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2011.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#include <avr32/io.h>
.section .exception_handlers, "ax", @progbits
// ================= EXCEPTION TABLE ================
.balign 0x200
.global EVBA_Table
EVBA_Table:
.org 0x000
Exception_Unrecoverable_Exception:
rjmp $
.org 0x004
Exception_TLB_Multiple_Hit:
rjmp $
.org 0x008
Exception_Bus_Error_Data_Fetch:
rjmp $
.org 0x00C
Exception_Bus_Error_Instruction_Fetch:
rjmp $
.org 0x010
Exception_NMI:
rjmp $
.org 0x014
Exception_Instruction_Address:
rjmp $
.org 0x018
Exception_ITLB_Protection:
rjmp $
.org 0x01C
Exception_OCD_Breakpoint:
rjmp $
.org 0x020
Exception_Illegal_Opcode:
rjmp $
.org 0x024
Exception_Unimplemented_Instruction:
rjmp $
.org 0x028
Exception_Privilege_Violation:
rjmp $
.org 0x02C
Exception_Floating_Point:
rjmp $
.org 0x030
Exception_Coprocessor_Absent:
rjmp $
.org 0x034
Exception_Data_Address_Read:
rjmp $
.org 0x038
Exception_Data_Address_Write:
rjmp $
.org 0x03C
Exception_DTLB_Protection_Read:
rjmp $
.org 0x040
Exception_DTLB_Protection_Write:
rjmp $
.org 0x044
Exception_DTLB_Modified:
rjmp $
.org 0x050
Exception_ITLB_Miss:
rjmp $
.org 0x060
Exception_DTLB_Miss_Read:
rjmp $
.org 0x070
Exception_DTLB_Miss_Write:
rjmp $
.org 0x100
Exception_Supervisor_Call:
rjmp $
// ============== END OF EXCEPTION TABLE =============
// ============= GENERAL INTERRUPT HANDLER ===========
.balign 4
.irp Level, 0, 1, 2, 3
Exception_INT\Level:
mov r12, \Level
call INTC_GetInterruptHandler
mov pc, r12
.endr
// ========= END OF GENERAL INTERRUPT HANDLER ========
// ====== GENERAL INTERRUPT HANDLER OFFSET TABLE ======
.balign 4
.global Autovector_Table
Autovector_Table:
.irp Level, 0, 1, 2, 3
.word ((AVR32_INTC_INT0 + \Level) << AVR32_INTC_IPR_INTLEVEL_OFFSET) | (Exception_INT\Level - EVBA_Table)
.endr
// === END OF GENERAL INTERRUPT HANDLER OFFSET TABLE ===

62
LUFA/Platform/UC3/InterruptManagement.c
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@ -0,0 +1,62 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2011.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#include "InterruptManagement.h"
/** Interrupt vector table, containing the ISR to call for each interrupt group */
InterruptHandlerPtr_t InterruptHandlers[AVR32_INTC_NUM_INT_GRPS];
/** ISR for unhandled interrupt groups */
ISR(Unhandled_Interrupt)
{
while (true);
}
/** Retrieves the associated interrupt handler for the interrupt currently being fired. This is
* called directly from the exception handler routine before dispatching to the ISR.
*/
InterruptHandlerPtr_t INTC_GetInterruptHandler(const uint_reg_t InterruptLevel)
{
return InterruptHandlers[AVR32_INTC.icr[AVR32_INTC_INT3 - InterruptLevel]];
}
/** Initializes the interrupt controller ready to handle interrupts. This must be called at the
* start of the user program before any interrupts are registered or enabled.
*/
void INTC_Init(void)
{
for (uint8_t InterruptGroup = 0; InterruptGroup < AVR32_INTC_NUM_INT_GRPS; InterruptGroup++)
{
InterruptHandlers[InterruptGroup] = Unhandled_Interrupt;
AVR32_INTC.ipr[InterruptGroup] = Autovector_Table[AVR32_INTC_INT0];
}
__builtin_mtsr(AVR32_EVBA, (uintptr_t)&EVBA_Table);
}

83
LUFA/Platform/UC3/InterruptManagement.h
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@ -0,0 +1,83 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2011.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
#ifndef _INTERRUPT_MANAGEMENT_H_
#define _INTERRUPT_MANAGEMENT_H_
/* Includes: */
#include <avr32/io.h>
#include <stdbool.h>
#include <stdint.h>
#include <LUFA/Common/Common.h>
/* Macros: */
#if !defined(ISR)
#define ISR(Name) void Name (void) __attribute__((__interrupt__)); void Name (void)
#endif
#define INTC_EnableInterrupts() do { GCC_MEMORY_BARRIER(); __builtin_csrf(AVR32_SR_GM_OFFSET); } while (0)
#define INTC_DisableInterrupts() do { __builtin_ssrf(AVR32_SR_GM_OFFSET); GCC_MEMORY_BARRIER(); } while (0)
/* Type Defines: */
typedef void (*InterruptHandlerPtr_t)(void);
/* External Variables: */
extern const void EVBA_Table;
extern const uint32_t Autovector_Table[];
extern InterruptHandlerPtr_t InterruptHandlers[AVR32_INTC_NUM_INT_GRPS];
/* Function Prototypes: */
void INTC_Init(void);
/* Inline Functions: */
/** Registers a handler for a given interrupt group. On the AVR32 UC3 devices, interrupts are grouped by
* peripheral. To save on SRAM used, a single ISR handles all interrupt lines within a single group - to
* determine the exact line that has interrupted within the group ISR handler, examine the module's interrupt
* flag register bits.
*
* If multiple interrupts with the same group are registered, the last registered handler will become the
* handler called for interrupts raised within that group.
*
* \param[in] InterruptRequest Interrupt request index for the given interrupt, a AVR32_*_IRQ mask.
* \param[in] InterruptLevel Priority level for the specified interrupt, a AVR32_INTC_INT* mask.
* \param[in] Handler Address of the ISR handler for the interrupt group.
*/
static inline void INTC_RegisterGroupHandler(const uint16_t InterruptRequest,
const uint8_t InterruptLevel,
const InterruptHandlerPtr_t Handler)
{
uint8_t InterruptGroup = (InterruptRequest >> 5);
InterruptHandlers[InterruptGroup] = Handler;
AVR32_INTC.ipr[InterruptGroup] = Autovector_Table[InterruptLevel];
}
#endif
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