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Merge pull request #2782 from ledvinap/add-def_generated-script
Resurrect src/utils/def_generated.pl
This commit is contained in:
Dominic Clifton
mikeller
parent
faf1c2f112
commit
b2b4699b00
1 changed files with 160 additions and 0 deletions
160
src/utils/def_generated.pl
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160
src/utils/def_generated.pl
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#!/usr/bin/perl
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use warnings;
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use strict;
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# This sript will generate templated files for peripherals
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# io_def_generated.h
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my @ports = ('A', 'B', 'C', 'D', 'E', 'F', 'G');
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my @pins = 0 .. 15;
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my @timers = (1,2,3,4,6,7,8,15,16,17);
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my $drivers_dir = "../main/drivers";
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# change list separator to newline - we use @{} interpolation to merge multiline strings
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$" = "\n";
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chomp(my $disclaimer_generated = <<"END");
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// this file is automatically generated by src/utils/def_generated.pl script
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// do not modify this file directly, your changes will be lost
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END
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my $io_def_file="$drivers_dir/io_def_generated.h";
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my $fh;
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open $fh, '>', $io_def_file or die "Cannot open $io_def_file: $!";
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print { $fh} <<"END" or die "Cannot write into $io_def_file: $!"; close $fh;
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#pragma once
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${disclaimer_generated}
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// DEFIO_PORT_<port>_USED_MASK is bitmask of used pins on target
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// DEFIO_PORT_<port>_USED_COUNT is count of used pins on target
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@{[do {
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my @prev_ports = ();
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map { my $port = $_; my $ret = << "END2"; push @prev_ports, $port; $ret } @ports; }]}
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#if defined(TARGET_IO_PORT${port})
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# define DEFIO_PORT_${port}_USED_MASK TARGET_IO_PORT${port}
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# define DEFIO_PORT_${port}_USED_COUNT BITCOUNT(DEFIO_PORT_${port}_USED_MASK)
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#else
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# define DEFIO_PORT_${port}_USED_MASK 0
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# define DEFIO_PORT_${port}_USED_COUNT 0
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#endif
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# define DEFIO_PORT_${port}_OFFSET (@{[join('+', map { "DEFIO_PORT_${_}_USED_COUNT" } @prev_ports) || '0']})
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END2
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// DEFIO_GPIOID__<port> maps to port index
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@{[ map { my $port = $_; chomp(my $ret = << "END2"); $ret } @ports ]}
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#define DEFIO_GPIOID__${port} @{[ord($port)-ord('A')]}
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END2
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// DEFIO_TAG__P<port><pin> will expand to TAG if defined for target
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// DEFIO_REC__P<port><pin> will expand to ioRec* (using DEFIO_REC_INDEX(idx))
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// all P<port><pin> macros are defined to expand to self to generate warning if someone tries to redefine them
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@{[do {
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my @prev_ports = ();
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map { my $port = $_; my @ret = map { my $pin = $_; chomp(my $ret = << "END2"); $ret } @pins ; push @prev_ports, $port; @ret } @ports; }]}
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#define P${port}${pin} P${port}${pin}
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#if DEFIO_PORT_${port}_USED_MASK & BIT(${pin})
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# define DEFIO_TAG__P${port}${pin} DEFIO_TAG_MAKE(DEFIO_GPIOID__${port}, ${pin})
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# define DEFIO_REC__P${port}${pin} DEFIO_REC_INDEXED(BITCOUNT(DEFIO_PORT_${port}_USED_MASK & (BIT(${pin}) - 1)) + @{[join('+', map { "DEFIO_PORT_${_}_USED_COUNT" } @prev_ports) || '0']})
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#else
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# define DEFIO_TAG__P${port}${pin} defio_error_P${port}${pin}_is_not_supported_on_TARGET
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# define DEFIO_REC__P${port}${pin} defio_error_P${port}${pin}_is_not_supported_on_TARGET
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#endif
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END2
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// DEFIO_IO_USED_COUNT is number of io pins supported on target
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#define DEFIO_IO_USED_COUNT (@{[join('+', map { "DEFIO_PORT_${_}_USED_COUNT" } @ports) || '0']})
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// DEFIO_PORT_USED_LIST - comma separated list of bitmask for all used ports.
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// DEFIO_PORT_OFFSET_LIST - comma separated list of port offsets (count of pins before this port)
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// unused ports on end of list are skipped
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@{[do {
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my @used_ports = @ports;
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map { my $port = $_; chomp(my $ret = << "END2"); @used_ports = grep {$_ ne $port} @used_ports; $ret } reverse(@ports) }]}
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#if !defined DEFIO_PORT_USED_LIST && DEFIO_PORT_${port}_USED_COUNT > 0
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# define DEFIO_PORT_USED_COUNT @{[scalar @used_ports]}
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# define DEFIO_PORT_USED_LIST @{[join(',', map { "DEFIO_PORT_${_}_USED_MASK" } @used_ports)]}
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# define DEFIO_PORT_OFFSET_LIST @{[join(',', map { "DEFIO_PORT_${_}_OFFSET" } @used_ports)]}
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#endif
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END2
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#if !defined(DEFIO_PORT_USED_LIST) && !defined(UNIT_TEST)
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# warning "No pins are defined. Maybe you forgot to define TARGET_IO_PORTx in target.h"
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# define DEFIO_PORT_USED_COUNT 0
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# define DEFIO_PORT_USED_LIST /* empty */
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# define DEFIO_PORT_OFFSET_LIST /* empty */
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#endif
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END
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exit; # only IO code is merged now
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my $timer_def_file="$drivers_dir/timer_def_generated.h";
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open $fh, '>', $timer_def_file or die "Cannot open $timer_def_file: $!";
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print { $fh} <<"END" or die "Cannot write into $timer_def_file: $!"; close $fh;
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#pragma once
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${disclaimer_generated}
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// make sure macros for all timers are defined
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@{[ map { my $timer = $_; chomp(my $ret = << "END2"); $ret } @timers ]}
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#ifndef TARGET_TIMER_TIM${timer}
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# define TARGET_TIMER_TIM${timer} -1
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#endif
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END2
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// generate mask with used timers
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@{[do {
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my @prev_timers = ();
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map { my $timer = $_; chomp(my $ret = << "END2"); push @prev_timers, $timer; $ret } @timers }]}
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#if TARGET_TIMER_TIM${timer} > 0
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# define TARGET_TIMER_TIM${timer}_BIT BIT(${timer})
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# define TARGET_TIMER_TIM${timer}_INDEX ( @{[ join("+", map("(TARGET_TIMER_TIM${_} >= 0)", @prev_timers)) || 0 ]} )
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#else
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# define TARGET_TIMER_TIM${timer}_BIT 0
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# define TARGET_TIMER_TIM${timer}_INDEX deftimer_error_TIMER${timer}_is_not_enabled_on_target
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#endif
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END2
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#define TIMER_USED_BITS ( @{[ join "|", map("TARGET_TIMER_TIM${_}_BIT", @timers) ]} )
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#define TIMER_USED_COUNT ( @{[ join "+", map("(TARGET_TIMER_TIM${_} >= 0)", @timers) ]} )
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// structure to hold all timerRec_t.
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// Number of channels per timer is user specifed, structure will ensure correct packing
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struct timerRec_all {
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@{[ map { my $timer = $_; chomp(my $ret = << "END2"); $ret } @timers ]}
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#if TARGET_TIMER_TIM${timer} >= 0
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timerRec_t rec_TIM${timer};
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# if TARGET_TIMER_TIM${timer} > 0
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timerChRec_t rec_TIM${timer}_ch[TARGET_TIMER_TIM${timer}];
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# endif
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#endif
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END2
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};
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END
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my $timer_inc_file="$drivers_dir/timer_c_generated.inc";
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open $fh, '>', $timer_inc_file or die "Cannot open $timer_inc_file: $!";
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print { $fh} <<"END" or die "Cannot write into $timer_inc_file: $!"; close $fh;
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${disclaimer_generated}
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// this code is included into timer.c file
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const timerDef_t timerDefs[] = {
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@{[ map { my $timer = $_; chomp(my $ret = << "END2"); $ret } @timers ]}
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#if TARGET_TIMER_TIM${timer} >= 0
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DEF_TIMER_DEFINE(${timer}),
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#endif
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END2
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};
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timerRec_t* const timerRecPtrs[] = {
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@{[ map { my $timer = $_; chomp(my $ret = << "END2"); $ret } @timers ]}
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#if TARGET_TIMER_TIM${timer} >= 0
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&timerRecs.rec_TIM${timer},
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#endif
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END2
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NULL // terminate the list
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};
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END
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