Manuel,
I'm trying to test/evaluate these patches on my DB1200 system, but this
one no longer applies. power.c was updated about 90 minutes after you
sent these out. Can you resend #7 relative to the current HEAD?
Thanks,
Kevin
On Wed, 2008-07-23 at 19:55 +0200, Manuel Lauss wrote:
> The Alchemy power.c file contains both core suspend/resume code, which
> is processor specific, and leftovers of the 2.4 PM userspace interface
> (sysctls).
>
> This patch moves the userspace interface to the platform.c file and
> leaves the core board-independent suspend/resume parts which should be
> usable for all Alchemy-based systems intact.
>
> Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
> ---
> arch/mips/au1000/common/platform.c | 305 ++++++++++++++++++++++++++++++++++-
> arch/mips/au1000/common/power.c | 318
> +-----------------------------------
> 2 files changed, 306 insertions(+), 317 deletions(-)
>
> diff --git a/arch/mips/au1000/common/platform.c
> b/arch/mips/au1000/common/platform.c
> index 66d6770..0874593 100644
> --- a/arch/mips/au1000/common/platform.c
> +++ b/arch/mips/au1000/common/platform.c
> @@ -6,6 +6,9 @@
> * (C) Copyright Embedded Alley Solutions, Inc 2005
> * Author: Pantelis Antoniou <pantelis@embeddedalley.com>
> *
> + * Some of the routines are right out of init/main.c, whose
> + * copyrights apply here.
> + *
> * This file is licensed under the terms of the GNU General Public
> * License version 2. This program is licensed "as is" without any
> * warranty of any kind, whether express or implied.
> @@ -19,7 +22,12 @@
> #include <linux/dma-mapping.h>
> #include <linux/platform_device.h>
> #include <linux/serial_8250.h>
> -#include <linux/init.h>
> +#include <linux/interrupt.h>
> +#include <linux/pm.h>
> +#include <linux/pm_legacy.h>
> +#include <linux/spinlock.h>
> +#include <linux/sysctl.h>
> +#include <linux/uaccess.h>
>
> #include <asm/mach-au1x00/au1xxx.h>
>
> @@ -322,3 +330,298 @@ static int __init au1xxx_platform_init(void)
> }
>
> arch_initcall(au1xxx_platform_init);
> +
> +
> +/*********************************************************************/
> +
> +
> +#ifdef CONFIG_PM
> +
> +static DEFINE_SPINLOCK(pm_lock);
> +
> +extern unsigned long save_local_and_disable(int controller);
> +extern void restore_local_and_enable(int controller, unsigned long mask);
> +extern void local_enable_irq(unsigned int irq_nr);
> +extern void au_sleep(void);
> +
> +/*
> + * Define this to cause the value you write to /proc/sys/pm/sleep to
> + * set the TOY timer for the amount of time you want to sleep.
> + * This is done mainly for testing, but may be useful in other cases.
> + * The value is number of 32KHz ticks to sleep.
> + */
> +#define SLEEP_TEST_TIMEOUT 1
> +#ifdef SLEEP_TEST_TIMEOUT
> +static int sleep_ticks;
> +static void wakeup_counter0_set(int ticks)
> +{
> + au_writel(au_readl(SYS_TOYREAD) + ticks, SYS_TOYMATCH2);
> + au_sync();
> +}
> +#endif
> +
> +static int pm_do_sleep(ctl_table *ctl, int write, struct file *file,
> + void __user *buffer, size_t *len, loff_t *ppos)
> +{
> + unsigned long wakeup, flags;
> +#ifdef SLEEP_TEST_TIMEOUT
> +#define TMPBUFLEN2 16
> + char buf[TMPBUFLEN2], *p;
> +#endif
> +
> + spin_lock_irqsave(&pm_lock, flags);
> +
> + if (!write) {
> + *len = 0;
> + spin_unlock_irqrestore(&pm_lock, flags);
> + return 0;
> + }
> +
> +#ifdef SLEEP_TEST_TIMEOUT
> + if (*len > TMPBUFLEN2 - 1)
> + return -EFAULT;
> + if (copy_from_user(buf, buffer, *len))
> + return -EFAULT;
> + buf[*len] = 0;
> + p = buf;
> + sleep_ticks = simple_strtoul(p, &p, 0);
> +#endif
> +
> + /**
> + ** The code below is all system dependent and we should probably
> + ** have a function call out of here to set this up. You need
> + ** to configure the GPIO or timer interrupts that will bring
> + ** you out of sleep.
> + ** For testing, the TOY counter wakeup is useful.
> + **/
> +#if 0
> + au_writel(au_readl(SYS_PINSTATERD) & ~(1 << 11), SYS_PINSTATERD);
> +
> + /* GPIO 6 can cause a wake up event */
> + wakeup = au_readl(SYS_WAKEMSK);
> + wakeup &= ~(1 << 8); /* turn off match20 wakeup */
> + wakeup |= 1 << 6; /* turn on GPIO 6 wakeup */
> +#else
> + /* For testing, allow match20 to wake us up. */
> +#ifdef SLEEP_TEST_TIMEOUT
> + wakeup_counter0_set(sleep_ticks);
> +#endif
> + wakeup = 1 << 8; /* turn on match20 wakeup */
> +#endif
> + au_writel(1, SYS_WAKESRC); /* clear cause */
> + au_sync();
> + au_writel(wakeup, SYS_WAKEMSK);
> + au_sync();
> +
> + au_sleep();
> +
> + spin_unlock_irqrestore(&pm_lock, flags);
> +
> + return 0;
> +}
> +
> +/*
> + * This is the number of bits of precision for the loops_per_jiffy.
> + * Each bit takes on average 1.5/HZ seconds. This (like the original)
> + * is a little better than 1%.
> + */
> +#define LPS_PREC 8
> +
> +static void au1000_calibrate_delay(void)
> +{
> + unsigned long ticks, loopbit;
> + int lps_precision = LPS_PREC;
> +
> + loops_per_jiffy = 1 << 12;
> +
> + while (loops_per_jiffy <<= 1) {
> + /* Wait for "start of" clock tick */
> + ticks = jiffies;
> + while (ticks == jiffies)
> + /* nothing */ ;
> + /* Go ... */
> + ticks = jiffies;
> + __delay(loops_per_jiffy);
> + ticks = jiffies - ticks;
> + if (ticks)
> + break;
> + }
> +
> + /*
> + * Do a binary approximation to get loops_per_jiffy set to be equal
> + * one clock (up to lps_precision bits)
> + */
> + loops_per_jiffy >>= 1;
> + loopbit = loops_per_jiffy;
> + while (lps_precision-- && (loopbit >>= 1)) {
> + loops_per_jiffy |= loopbit;
> + ticks = jiffies;
> + while (ticks == jiffies);
> + ticks = jiffies;
> + __delay(loops_per_jiffy);
> + if (jiffies != ticks) /* longer than 1 tick */
> + loops_per_jiffy &= ~loopbit;
> + }
> +}
> +
> +static int pm_do_freq(ctl_table *ctl, int write, struct file *file,
> + void __user *buffer, size_t *len, loff_t *ppos)
> +{
> + int retval = 0, i;
> + unsigned long val, pll;
> +#define TMPBUFLEN 64
> +#define MAX_CPU_FREQ 396
> + char buf[TMPBUFLEN], *p;
> + unsigned long flags, intc0_mask, intc1_mask;
> + unsigned long old_baud_base, old_cpu_freq, old_clk, old_refresh;
> + unsigned long new_baud_base, new_cpu_freq, new_clk, new_refresh;
> + unsigned long baud_rate;
> +
> + spin_lock_irqsave(&pm_lock, flags);
> + if (!write)
> + *len = 0;
> + else {
> + /* Parse the new frequency */
> + if (*len > TMPBUFLEN - 1) {
> + spin_unlock_irqrestore(&pm_lock, flags);
> + return -EFAULT;
> + }
> + if (copy_from_user(buf, buffer, *len)) {
> + spin_unlock_irqrestore(&pm_lock, flags);
> + return -EFAULT;
> + }
> + buf[*len] = 0;
> + p = buf;
> + val = simple_strtoul(p, &p, 0);
> + if (val > MAX_CPU_FREQ) {
> + spin_unlock_irqrestore(&pm_lock, flags);
> + return -EFAULT;
> + }
> +
> + pll = val / 12;
> + if ((pll > 33) || (pll < 7)) { /* 396 MHz max, 84 MHz min */
> + /* Revisit this for higher speed CPUs */
> + spin_unlock_irqrestore(&pm_lock, flags);
> + return -EFAULT;
> + }
> +
> + old_baud_base = get_au1x00_uart_baud_base();
> + old_cpu_freq = get_au1x00_speed();
> +
> + new_cpu_freq = pll * 12 * 1000000;
> + new_baud_base = (new_cpu_freq / (2 *
> ((int)(au_readl(SYS_POWERCTRL)
> + & 0x03) + 2) * 16));
> + set_au1x00_speed(new_cpu_freq);
> + set_au1x00_uart_baud_base(new_baud_base);
> +
> + old_refresh = au_readl(MEM_SDREFCFG) & 0x1ffffff;
> + new_refresh = ((old_refresh * new_cpu_freq) / old_cpu_freq) |
> + (au_readl(MEM_SDREFCFG) & ~0x1ffffff);
> +
> + au_writel(pll, SYS_CPUPLL);
> + au_sync_delay(1);
> + au_writel(new_refresh, MEM_SDREFCFG);
> + au_sync_delay(1);
> +
> + for (i = 0; i < 4; i++)
> + if (au_readl(UART_BASE + UART_MOD_CNTRL +
> + i * 0x00100000) == 3) {
> + old_clk = au_readl(UART_BASE + UART_CLK +
> + i * 0x00100000);
> + baud_rate = old_baud_base / old_clk;
> + /*
> + * We won't get an exact baud rate and the error
> + * could be significant enough that our new
> + * calculation will result in a clock that will
> + * give us a baud rate that's too far off from
> + * what we really want.
> + */
> + if (baud_rate > 100000)
> + baud_rate = 115200;
> + else if (baud_rate > 50000)
> + baud_rate = 57600;
> + else if (baud_rate > 30000)
> + baud_rate = 38400;
> + else if (baud_rate > 17000)
> + baud_rate = 19200;
> + else
> + baud_rate = 9600;
> + new_clk = new_baud_base / baud_rate;
> + au_writel(new_clk, UART_BASE + UART_CLK +
> + i * 0x00100000);
> + au_sync_delay(10);
> + }
> + }
> +
> + /*
> + * We don't want _any_ interrupts other than match20. Otherwise our
> + * au1000_calibrate_delay() calculation will be off, potentially a lot.
> + */
> + intc0_mask = save_local_and_disable(0);
> + intc1_mask = save_local_and_disable(1);
> + local_enable_irq(AU1000_TOY_MATCH2_INT);
> + spin_unlock_irqrestore(&pm_lock, flags);
> + au1000_calibrate_delay();
> + restore_local_and_enable(0, intc0_mask);
> + restore_local_and_enable(1, intc1_mask);
> +
> + return retval;
> +}
> +
> +
> +static struct ctl_table pm_table[] = {
> + {
> + .ctl_name = CTL_UNNUMBERED,
> + .procname = "sleep",
> + .data = NULL,
> + .maxlen = 0,
> + .mode = 0600,
> + .proc_handler = &pm_do_sleep
> + },
> + {
> + .ctl_name = CTL_UNNUMBERED,
> + .procname = "freq",
> + .data = NULL,
> + .maxlen = 0,
> + .mode = 0600,
> + .proc_handler = &pm_do_freq
> + },
> + {}
> +};
> +
> +static struct ctl_table pm_dir_table[] = {
> + {
> + .ctl_name = CTL_UNNUMBERED,
> + .procname = "pm",
> + .mode = 0555,
> + .child = pm_table
> + },
> + {}
> +};
> +
> +/*
> + * Initialize power interface
> + */
> +static int __init pm_init(void)
> +{
> + /* init TOY to tick at 1Hz. No need to wait for access bits
> + * since there's plenty of time between here and the first
> + * suspend cycle.
> + */
> + au_writel(32767, SYS_TOYTRIM);
> + au_writel(0, SYS_TOYWRITE);
> + au_sync();
> +
> + au_writel(0, SYS_WAKESRC);
> + au_sync();
> + au_writel(0, SYS_WAKEMSK);
> + au_sync();
> +
> + register_sysctl_table(pm_dir_table);
> +
> + return 0;
> +}
> +
> +__initcall(pm_init);
> +
> +#endif /* CONFIG_PM */
> diff --git a/arch/mips/au1000/common/power.c b/arch/mips/au1000/common/power.c
> index 0aa9522..4b0f6a1 100644
> --- a/arch/mips/au1000/common/power.c
> +++ b/arch/mips/au1000/common/power.c
> @@ -5,9 +5,6 @@
> * Copyright 2001, 2008 MontaVista Software Inc.
> * Author: MontaVista Software, Inc. <source@mvista.com>
> *
> - * Some of the routines are right out of init/main.c, whose
> - * copyrights apply here.
> - *
> * 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
> @@ -30,31 +27,12 @@
> */
>
> #include <linux/init.h>
> -#include <linux/pm.h>
> -#include <linux/pm_legacy.h>
> -#include <linux/sysctl.h>
> -#include <linux/jiffies.h>
> -
> -#include <asm/uaccess.h>
> #include <asm/cacheflush.h>
> #include <asm/mach-au1x00/au1000.h>
>
> #ifdef CONFIG_PM
>
> -#define DEBUG 1
> -#ifdef DEBUG
> -#define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__,
> ## args)
> -#else
> -#define DPRINTK(fmt, args...)
> -#endif
> -
> -static void au1000_calibrate_delay(void);
> -
> -extern unsigned long save_local_and_disable(int controller);
> -extern void restore_local_and_enable(int controller, unsigned long mask);
> -extern void local_enable_irq(unsigned int irq_nr);
> -
> -static DEFINE_SPINLOCK(pm_lock);
> +extern void save_and_sleep(void);
>
> /*
> * We need to save/restore a bunch of core registers that are
> @@ -78,22 +56,6 @@ static unsigned int sleep_usbhost_enable;
> static unsigned int sleep_usbdev_enable;
> static unsigned int sleep_static_memctlr[4][3];
>
> -/*
> - * Define this to cause the value you write to /proc/sys/pm/sleep to
> - * set the TOY timer for the amount of time you want to sleep.
> - * This is done mainly for testing, but may be useful in other cases.
> - * The value is number of 32KHz ticks to sleep.
> - */
> -#define SLEEP_TEST_TIMEOUT 1
> -#ifdef SLEEP_TEST_TIMEOUT
> -static int sleep_ticks;
> -static void wakeup_counter0_set(int ticks)
> -{
> - au_writel(au_readl(SYS_TOYREAD) + ticks, SYS_TOYMATCH2);
> - au_sync();
> -}
> -#endif
> -
> static void save_core_regs(void)
> {
> extern void save_au1xxx_intctl(void);
> @@ -191,287 +153,11 @@ static void restore_core_regs(void)
> restore_au1xxx_intctl();
> }
>
> -unsigned long suspend_mode;
> -
> -void wakeup_from_suspend(void)
> -{
> - suspend_mode = 0;
> -}
> -
> -int au_sleep(void)
> +void au_sleep(void)
> {
> - unsigned long wakeup, flags;
> - extern void save_and_sleep(void);
> -
> - spin_lock_irqsave(&pm_lock, flags);
> -
> save_core_regs();
> -
> flush_cache_all();
> -
> - /**
> - ** The code below is all system dependent and we should probably
> - ** have a function call out of here to set this up. You need
> - ** to configure the GPIO or timer interrupts that will bring
> - ** you out of sleep.
> - ** For testing, the TOY counter wakeup is useful.
> - **/
> -#if 0
> - au_writel(au_readl(SYS_PINSTATERD) & ~(1 << 11), SYS_PINSTATERD);
> -
> - /* GPIO 6 can cause a wake up event */
> - wakeup = au_readl(SYS_WAKEMSK);
> - wakeup &= ~(1 << 8); /* turn off match20 wakeup */
> - wakeup |= 1 << 6; /* turn on GPIO 6 wakeup */
> -#else
> - /* For testing, allow match20 to wake us up. */
> -#ifdef SLEEP_TEST_TIMEOUT
> - wakeup_counter0_set(sleep_ticks);
> -#endif
> - wakeup = 1 << 8; /* turn on match20 wakeup */
> - wakeup = 0;
> -#endif
> - au_writel(1, SYS_WAKESRC); /* clear cause */
> - au_sync();
> - au_writel(wakeup, SYS_WAKEMSK);
> - au_sync();
> -
> save_and_sleep();
> -
> - /*
> - * After a wakeup, the cpu vectors back to 0x1fc00000, so
> - * it's up to the boot code to get us back here.
> - */
> restore_core_regs();
> - spin_unlock_irqrestore(&pm_lock, flags);
> - return 0;
> -}
> -
> -static int pm_do_sleep(ctl_table *ctl, int write, struct file *file,
> - void __user *buffer, size_t *len, loff_t *ppos)
> -{
> -#ifdef SLEEP_TEST_TIMEOUT
> -#define TMPBUFLEN2 16
> - char buf[TMPBUFLEN2], *p;
> -#endif
> -
> - if (!write)
> - *len = 0;
> - else {
> -#ifdef SLEEP_TEST_TIMEOUT
> - if (*len > TMPBUFLEN2 - 1)
> - return -EFAULT;
> - if (copy_from_user(buf, buffer, *len))
> - return -EFAULT;
> - buf[*len] = 0;
> - p = buf;
> - sleep_ticks = simple_strtoul(p, &p, 0);
> -#endif
> -
> - au_sleep();
> - }
> - return 0;
> -}
> -
> -static int pm_do_freq(ctl_table *ctl, int write, struct file *file,
> - void __user *buffer, size_t *len, loff_t *ppos)
> -{
> - int retval = 0, i;
> - unsigned long val, pll;
> -#define TMPBUFLEN 64
> -#define MAX_CPU_FREQ 396
> - char buf[TMPBUFLEN], *p;
> - unsigned long flags, intc0_mask, intc1_mask;
> - unsigned long old_baud_base, old_cpu_freq, old_clk, old_refresh;
> - unsigned long new_baud_base, new_cpu_freq, new_clk, new_refresh;
> - unsigned long baud_rate;
> -
> - spin_lock_irqsave(&pm_lock, flags);
> - if (!write)
> - *len = 0;
> - else {
> - /* Parse the new frequency */
> - if (*len > TMPBUFLEN - 1) {
> - spin_unlock_irqrestore(&pm_lock, flags);
> - return -EFAULT;
> - }
> - if (copy_from_user(buf, buffer, *len)) {
> - spin_unlock_irqrestore(&pm_lock, flags);
> - return -EFAULT;
> - }
> - buf[*len] = 0;
> - p = buf;
> - val = simple_strtoul(p, &p, 0);
> - if (val > MAX_CPU_FREQ) {
> - spin_unlock_irqrestore(&pm_lock, flags);
> - return -EFAULT;
> - }
> -
> - pll = val / 12;
> - if ((pll > 33) || (pll < 7)) { /* 396 MHz max, 84 MHz min */
> - /* Revisit this for higher speed CPUs */
> - spin_unlock_irqrestore(&pm_lock, flags);
> - return -EFAULT;
> - }
> -
> - old_baud_base = get_au1x00_uart_baud_base();
> - old_cpu_freq = get_au1x00_speed();
> -
> - new_cpu_freq = pll * 12 * 1000000;
> - new_baud_base = (new_cpu_freq / (2 *
> ((int)(au_readl(SYS_POWERCTRL)
> - & 0x03) + 2) * 16));
> - set_au1x00_speed(new_cpu_freq);
> - set_au1x00_uart_baud_base(new_baud_base);
> -
> - old_refresh = au_readl(MEM_SDREFCFG) & 0x1ffffff;
> - new_refresh = ((old_refresh * new_cpu_freq) / old_cpu_freq) |
> - (au_readl(MEM_SDREFCFG) & ~0x1ffffff);
> -
> - au_writel(pll, SYS_CPUPLL);
> - au_sync_delay(1);
> - au_writel(new_refresh, MEM_SDREFCFG);
> - au_sync_delay(1);
> -
> - for (i = 0; i < 4; i++)
> - if (au_readl(UART_BASE + UART_MOD_CNTRL +
> - i * 0x00100000) == 3) {
> - old_clk = au_readl(UART_BASE + UART_CLK +
> - i * 0x00100000);
> - baud_rate = old_baud_base / old_clk;
> - /*
> - * We won't get an exact baud rate and the error
> - * could be significant enough that our new
> - * calculation will result in a clock that will
> - * give us a baud rate that's too far off from
> - * what we really want.
> - */
> - if (baud_rate > 100000)
> - baud_rate = 115200;
> - else if (baud_rate > 50000)
> - baud_rate = 57600;
> - else if (baud_rate > 30000)
> - baud_rate = 38400;
> - else if (baud_rate > 17000)
> - baud_rate = 19200;
> - else
> - baud_rate = 9600;
> - new_clk = new_baud_base / baud_rate;
> - au_writel(new_clk, UART_BASE + UART_CLK +
> - i * 0x00100000);
> - au_sync_delay(10);
> - }
> - }
> -
> - /*
> - * We don't want _any_ interrupts other than match20. Otherwise our
> - * au1000_calibrate_delay() calculation will be off, potentially a lot.
> - */
> - intc0_mask = save_local_and_disable(0);
> - intc1_mask = save_local_and_disable(1);
> - local_enable_irq(AU1000_TOY_MATCH2_INT);
> - spin_unlock_irqrestore(&pm_lock, flags);
> - au1000_calibrate_delay();
> - restore_local_and_enable(0, intc0_mask);
> - restore_local_and_enable(1, intc1_mask);
> -
> - return retval;
> -}
> -
> -
> -static struct ctl_table pm_table[] = {
> - {
> - .ctl_name = CTL_UNNUMBERED,
> - .procname = "sleep",
> - .data = NULL,
> - .maxlen = 0,
> - .mode = 0600,
> - .proc_handler = &pm_do_sleep
> - },
> - {
> - .ctl_name = CTL_UNNUMBERED,
> - .procname = "freq",
> - .data = NULL,
> - .maxlen = 0,
> - .mode = 0600,
> - .proc_handler = &pm_do_freq
> - },
> - {}
> -};
> -
> -static struct ctl_table pm_dir_table[] = {
> - {
> - .ctl_name = CTL_UNNUMBERED,
> - .procname = "pm",
> - .mode = 0555,
> - .child = pm_table
> - },
> - {}
> -};
> -
> -/*
> - * Initialize power interface
> - */
> -static int __init pm_init(void)
> -{
> - /* init TOY to tick at 1Hz. No need to wait for access bits
> - * since there's plenty of time between here and the first
> - * suspend cycle.
> - */
> - au_writel(32767, SYS_TOYTRIM);
> - au_writel(0, SYS_TOYWRITE);
> - au_sync();
> -
> - register_sysctl_table(pm_dir_table);
> - return 0;
> -}
> -
> -__initcall(pm_init);
> -
> -/*
> - * This is right out of init/main.c
> - */
> -
> -/*
> - * This is the number of bits of precision for the loops_per_jiffy.
> - * Each bit takes on average 1.5/HZ seconds. This (like the original)
> - * is a little better than 1%.
> - */
> -#define LPS_PREC 8
> -
> -static void au1000_calibrate_delay(void)
> -{
> - unsigned long ticks, loopbit;
> - int lps_precision = LPS_PREC;
> -
> - loops_per_jiffy = 1 << 12;
> -
> - while (loops_per_jiffy <<= 1) {
> - /* Wait for "start of" clock tick */
> - ticks = jiffies;
> - while (ticks == jiffies)
> - /* nothing */ ;
> - /* Go ... */
> - ticks = jiffies;
> - __delay(loops_per_jiffy);
> - ticks = jiffies - ticks;
> - if (ticks)
> - break;
> - }
> -
> - /*
> - * Do a binary approximation to get loops_per_jiffy set to be equal
> - * one clock (up to lps_precision bits)
> - */
> - loops_per_jiffy >>= 1;
> - loopbit = loops_per_jiffy;
> - while (lps_precision-- && (loopbit >>= 1)) {
> - loops_per_jiffy |= loopbit;
> - ticks = jiffies;
> - while (ticks == jiffies);
> - ticks = jiffies;
> - __delay(loops_per_jiffy);
> - if (jiffies != ticks) /* longer than 1 tick */
> - loops_per_jiffy &= ~loopbit;
> - }
> }
> #endif /* CONFIG_PM */
--
Kevin Hickey
Alchemy Solutions
RMI Corporation
khickey@RMICorp.com
P: 512.691.8044
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